efficiency
C1高頻度 NGSL-3英 /ɪˈfɪʃnsi/米 /ɪˈfɪʃnsi/
意味
noun
効率
the quality of doing something well with no waste of time or money
“improvements in efficiency at the factory”
動画の実例
LingoTube レッスンの実際の字幕から
“Improvement in the mass efficiency and”
📺 Elon Musk's 2003 Stanford University Entrepreneurial Thought Leaders Lecture動画でこの単語を学ぶ →
“create auto labeling software to amplify the efficiency of human labelers”
📺 Elon Musk: A future worth getting excited about (TED 2022)動画でこの単語を学ぶ →
実際の動画で efficiency を覚える
TED / YouTube の精読レッスンを見て、単語をタップ、間隔反復で復習。
無料で始める →