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

How solar energy got so cheap

06:31How solar energy got so cheap

Why Aldi Is America’s Fastest Growing Grocery Store | WSJ The Economics Of

06:03Why Aldi Is America’s Fastest Growing Grocery Store | WSJ The Economics Of

Google I/O '24 in under 10 minutes

09:58Google I/O '24 in under 10 minutes

Watch Jim Lehrer Moderate First Full Presidential Debate

31:01Watch Jim Lehrer Moderate First Full Presidential Debate

F-22 猛禽(Raptor)介紹

41:39F-22 猛禽(Raptor)介紹