About 效率 results of 10,000

Relevance
Dentists Debunk 15 More Teeth Myths | Debunked13:37

Dentists Debunk 15 More Teeth Myths | Debunked

B1
Humanity Overdue16:12

Humanity Overdue

143
B1
The Economics of Airline Class11:38

The Economics of Airline Class

380
B1
10 FASCINATING FACTS About YOUTUBE You Didn’t Know!11:07

10 FASCINATING FACTS About YOUTUBE You Didn’t Know!

530
B1
GUY VS. DEAD GUY (Part Timers #9)11:26

GUY VS. DEAD GUY (Part Timers #9)

273
B1
Revenue, Profits, and Price: Crash Course Economics #2411:10

Revenue, Profits, and Price: Crash Course Economics #24

366
A2
Best Blue Light Glasses Found on Amazon - Blue Light Glasses Review10:35

Best Blue Light Glasses Found on Amazon - Blue Light Glasses Review

30
A2
Private baby scan studios ‘a growing concern’ - BBC News13:03

Private baby scan studios ‘a growing concern’ - BBC News

5
B1
America Has Finally Built a Beautiful Airport12:09

America Has Finally Built a Beautiful Airport

8020
B1
4 Simple, Everyday Habits To Improve Your English... Every Day!13:51

4 Simple, Everyday Habits To Improve Your English... Every Day!

43
A2
Top 10 Criminally Underrated Comedy Movies of All Time12:54

Top 10 Criminally Underrated Comedy Movies of All Time

10
B1
瑞士生活 洗衣機篇12:23

瑞士生活 洗衣機篇

16
A2
元FBI捜査官だけど質問ある？ | Tech Support | WIRED.jp15:19

元FBI捜査官だけど質問ある？ | Tech Support | WIRED.jp

21
B1
Pursuit of Sexiness (feat. Sasheer Zamata & Nicole Byer) - Full Miniseries14:39

Pursuit of Sexiness (feat. Sasheer Zamata & Nicole Byer) - Full Miniseries

13
A2
Cardiologists Debunk 12 Heart Myths | Debunked | Science Insider11:23

Cardiologists Debunk 12 Heart Myths | Debunked | Science Insider

8
B1
Top 10 Products Invented for a Totally Different Reason14:36

Top 10 Products Invented for a Totally Different Reason

21
B2
小説家だけど「神話について」質問ある？ | Tech Support | WIRED.jp15:47

小説家だけど「神話について」質問ある？ | Tech Support | WIRED.jp

31
B1
My Daily Routine in the Countryside | Learn English with Comprehensible Input20:29

My Daily Routine in the Countryside | Learn English with Comprehensible Input

7
B1
Top 10 Most Venomous Animals On Earth12:10

Top 10 Most Venomous Animals On Earth

32
B2
Top 10 Halloween Songs14:17

Top 10 Halloween Songs

15
B2
Responding to Criticism, and Accepting the Way Things Are | Being Well Podcast53:07

Responding to Criticism, and Accepting the Way Things Are | Being Well Podcast

16
A2
Why you need to STOP microwaving plastic04:42

Why you need to STOP microwaving plastic

41640
B1
Sex Differences [Cognition, Education, and Biology]06:31

Sex Differences [Cognition, Education, and Biology]

248
B1
This Satellite Will Bring The Most Accurate Climate Data We’ve Ever Had04:49

This Satellite Will Bring The Most Accurate Climate Data We’ve Ever Had

14
B1
Joe Burrow is the most valuable person to his NFL team this season - Domonique Foxworth | Get Up04:01

Joe Burrow is the most valuable person to his NFL team this season - Domonique Foxworth | Get Up

8
B1
NFL Week 14: Previewing Steelers vs. Bills | NFL Countdown04:02

NFL Week 14: Previewing Steelers vs. Bills | NFL Countdown

8
A2
Hotel Employees Reveal Secrets About Hotels04:32

Hotel Employees Reveal Secrets About Hotels

59788
B1
The Amazon Rainforest Could Become A Savannah Within 15 Years, Here’s How04:48

The Amazon Rainforest Could Become A Savannah Within 15 Years, Here’s How

38
B1
Utah Jazz or LA Clippers: Who is the 2nd-best team in the West? | The Jump04:44

Utah Jazz or LA Clippers: Who is the 2nd-best team in the West? | The Jump

4
B1
How LeBron's minutes should be managed during Anthony Davis' absence | SportsCenter04:44

How LeBron's minutes should be managed during Anthony Davis' absence | SportsCenter

11
B1
Shaq vs. Kobe, LeBron vs. T-Mac highlight NBA Christmas game moments | NBA on ESPN05:16

Shaq vs. Kobe, LeBron vs. T-Mac highlight NBA Christmas game moments | NBA on ESPN

40
B1
The Annoying Orange - Try Not to Break It Challenge!06:05

The Annoying Orange - Try Not to Break It Challenge!

35
B1
The greatest players play! - Michael Wilbon on LeBron’s heavy workload | SportsCenter04:29

The greatest players play! - Michael Wilbon on LeBron’s heavy workload | SportsCenter

8
A2
Anoreixa is the most lethal mental illness04:15

Anoreixa is the most lethal mental illness

B1
Annoying Orange - Make a Meal Challenge! #shocktober07:16

Annoying Orange - Make a Meal Challenge! #shocktober

10
B1
Adam Silver explains the decision to hold the 2021 NBA All-Star Game | The Jump05:03

Adam Silver explains the decision to hold the 2021 NBA All-Star Game | The Jump

7
A2
Product Team Meeting - 2019-07-0942:43

Product Team Meeting - 2019-07-09

4
A2
Understand Real English: Famous Lines from Movies14:33

Understand Real English: Famous Lines from Movies

3058
A2
How BYD, Nio And Other Chinese EVs Compare To Tesla15:05

How BYD, Nio And Other Chinese EVs Compare To Tesla

94
B1
How To Take The Best Poop, According To Science05:48

How To Take The Best Poop, According To Science

18086
B2
We Need to Rethink Exercise (Updated Version)13:08

We Need to Rethink Exercise (Updated Version)

26
B1
Why Avoidant and Anxious Partners Find It Hard to Split Up04:38

Why Avoidant and Anxious Partners Find It Hard to Split Up

81
B1
The Science Behind Dog Cloning07:19

The Science Behind Dog Cloning

256
A1
Keeping kids off smartphones ⏲️ 6 Minute English06:22

Keeping kids off smartphones ⏲️ 6 Minute English

3109
A2
What’s it like to grow up in Prague? | Young and European07:29

What’s it like to grow up in Prague? | Young and European

21433
B1
What Is China's Social Credit System? | NowThis World05:51

What Is China's Social Credit System? | NowThis World

45203
B1