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02:16
2019nian-08yue-hao-unit1-xia-ji-nong-yu-feng-li-xiang-ke-wen-lang-du
37
B2
04:28
What causes Heartburn? | #aumsum
64
B2
03:11
Taking a Spirometry Test
20
B1
02:44
Why Do We Get Eye Boogers?
801
B1
03:49
Why Did It Take Us So Long?
48
B2
02:46
Why Do We Yawn?
357
B1
03:59
Why Do Some Animals Eat Poop?
45712
C1
09:34
Epidemiologists Debunk 14 New Myths About COVID-19
81
B1
11:53
The Digestive System: CrashCourse Biology #28
253
B2
18:46
Real DOCTOR reacts to CELLS AT WORK! // Episode 3 // "Influenza"
64
B1
12:53
Top 10 Dumbest Statements by Corporate Executives
11
B1
03:55
CGRundertow BUBBLE BOBBLE for NES Video Game Review
603
B2
04:52
What causes Diarrhea? | #aumsum
36
B2
05:10
Hundreds still in prison six months after India crackdown in Kashmir
5
B2
02:49
Common Diarrhoea Misconceptions; Getting the Facts Straight | A Quick Guide with Dr Christian Jessen
118
B1
03:15
What Happens If You Leave Your Contacts in for Too Long?
41
B1
03:32
Does Aloe Really Treat a Sunburn?
30692
C1
10:09
Spooky Disney Villains | Halloween Cartoons For Kids | Disney Princess
27624
B2
03:38
How Coronavirus Test Kits Work | WSJ
19127
B2
14:04
Blue Hole Diving In The Bahamas | JONATHAN BIRD'S BLUE WORLD
112
B1
08:43
【在英國怎麼看醫生】看診要等多久/實際看診的情況？
190
B1
04:59
What If You Never Got Out Of Bed
57902
B1
06:04
What exactly killed the Dinosaurs? | #aumsum
27
B2
03:59
People Try Vegan Cheese For The First Time
56
B1
05:30
Meet The Frog That Barfs Up Its Babies
170
B1
04:11
5 Pregnancy Myths Debunked
6081
B2
03:43
Why Do Animals Eat Their Own Poop?
5504
B2
03:45
Is Pregnant Sex Dangerous For The Baby?
542
B2
05:47
The fish that walk on land - Noah R. Bressman
34
B2
13:01
頭からつま先までの老化現象はいかにして起こるか | WIRED Japan
2
B2
04:50
True Facts About The CuttleFish
130
B1
04:34
How Many Smells Can You Smell?
93
B2
04:27
This Beautiful House Is Made of Snot
6
B1
14:26
冨永愛とめぐる、サステナブルな表参道ショッピング。｜Shopping with FNI｜VOGUE JAPAN
10
A2
05:37
Elizabeth Warren's Dance Moves Fire Up Crowd At Brooklyn Rally
6
B2
05:57
How much Percent of our Brain do we use? | #aumsum
36
B2
05:46
The surprising effects of pregnancy
486
B2
04:57
What Happens Inside Your Body? - VR 360°
6123
B1
05:24
10 Amazing Things Your Body Produces In A Lifetime
18
B1
04:34
How Space Triggers Herpes in Astronauts
4
B2
05:19
What Coronavirus Symptoms Look Like, Day By Day
736
B1
04:56
Why Climate Change Is Making Your Allergies Worse
35
B2
71:53
Let's Go to the Beach with Elmo & Friends! | 1 HOUR Sesame Street Compilation
1
B1
10:30
Taste & Smell: Crash Course A&P #16
85
B2
14:26
Human Physiology - Innate Immune System
1436
B2
13:56
Vaping Is Too Good To Be True
14134
B1
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