Footer

    Download on the App StoreGet it on Google Play

    About

    • About Us
    • Our Learning Services
    • Join Us
    • FAQ
    • Hot Tags

    Services

    • Pronunciation Challenge
    • Saved
    • Search Vocabulary
    • Blog

    Channels

    Levels

    • A1
    • A2
    • B1
    • B2
    • C1
    • C2

    Privacy˙Terms˙
    ©2026 VoiceTube Corporation. All rights reserved

    efficient

    US /ɪˈfɪʃənt/

    ・

    UK /ɪˈfɪʃnt/

    A2TOEIC
    adj.AdjectiveAble to produce results without waste
    The efficient student does her work right the first time
    adj.AdjectiveCapable of producing desired results with little or no waste (of time, energy, or other resources).
    She's an efficient worker who always gets the job done on time.
    adj.AdjectiveWell-organized and productive; avoiding wasted time and effort.
    An efficient office is a productive office.

    Video subtitles

    Google I/O '24 in under 10 minutes

    09:58Google I/O '24 in under 10 minutes
    • It's designed to be fast and cost efficient to serve at scale, while still featuring multimodal reasoning capabilities and breakthrough long context.

      It's designed to be fast and cost efficient to serve at scale, while still featuring multimodal reasoning capabilities and breakthrough long context.

    • efficient to serve at scale, while still featuring

      efficient to serve at scale, while still featuring

    B1

    Maximize Productivity With These Time Management Tools | Dr. Cal Newport & Dr. Andrew Huberman

    09:03Maximize Productivity With These Time Management Tools | Dr. Cal Newport & Dr. Andrew Huberman
    • And then just as you go through your day saying, "What do I want to try to do next?" Which I think is a lot less efficient.

      And then just as you go through your day saying, "What do I want to try to do next?" Which I think is a lot less efficient.

    • Which I think is a lot less efficient.

      Which I think is a lot less efficient.

    A2

    New York vs. Tokyo’s Subway: How Japan Got So Far Ahead | WSJ U.S. vs. Japan

    06:17New York vs. Tokyo’s Subway: How Japan Got So Far Ahead | WSJ U.S. vs. Japan
    • Japan's train system ranked by Statista is the most efficient in the world.

      Japan's train system ranked by Statista is the most efficient in the world.

    • by Statista is the most efficient in the world.

      by Statista is the most efficient in the world.

    B1

    How solar energy got so cheap

    06:31How solar energy got so cheap
    • But these first solar cells are not exactly efficient.

      But these first solar cells are not exactly efficient.

    • where they worked with a team that was producing some of the most efficient solar cells in the world.

      where they worked with a team that was producing some of the most efficient solar cells in the world.

    B1

    UV light kills viruses. Why isn't it everywhere?

    07:44UV light kills viruses. Why isn't it everywhere?
    • But there's nothing anywhere near as efficient as light as a source

      But there's nothing anywhere near as efficient as light as a source

    B2

    How Singapore Got So Crazy Rich

    07:01How Singapore Got So Crazy Rich
    • largely clean government, making sure that the public transport system is efficient, has world-class healthcare infrastructure.

      largely clean government, making sure that the public transport system is efficient, has world-class healthcare infrastructure.

    • making sure that the public transport system is efficient,

      making sure that the public transport system is efficient,

    B1

    Why Tap-to-Pay Is Safer Than a Credit Card Swipe | WSJ Tech Behind

    06:53Why Tap-to-Pay Is Safer Than a Credit Card Swipe | WSJ Tech Behind
    • It was just built as a more efficient, more streamlined, only the bare necessities kind of information being passed back and forth.

      It was just built as a more efficient, more streamlined, only the bare necessities kind of information being passed back and forth.

    B1

    Capitalism and Socialism: Crash Course World History #33

    14:03Capitalism and Socialism: Crash Course World History #33
    • We are more efficient when we share resources.

      We are more efficient when we share resources.

    • we are more efficient when we share resources.

      we are more efficient when we share resources.

    B1

    Watch Jim Lehrer Moderate First Full Presidential Debate

    31:01Watch Jim Lehrer Moderate First Full Presidential Debate
    • earning more money, paying more taxes. That's by far the most effective and efficient way

      earning more money, paying more taxes. That's by far the most effective and efficient way

    • ROMNEY: Number three, I'll make government more efficient and to cut back the number

      ROMNEY: Number three, I'll make government more efficient and to cut back the number

    B1

    Steve Nash : 6 Minute NBA Ball Handling Workout Secrets | Point Guard Skills Workout

    06:43Steve Nash : 6 Minute NBA Ball Handling Workout Secrets |  Point Guard Skills Workout
    • It's important to be efficient and go in straight lines.

      It's important to be efficient and go in straight lines.

    • It's important to be efficient at going straight lines.

      It's important to be efficient at going straight lines.

    A2