efficient
US /ɪˈfɪʃ.ənt/
UK /ɪˈfɪʃ.ənt/
形容詞
高效率的
achieving maximum productivity with minimum wasted effort or expense
範例:
•
The new system is much more efficient.
新系統效率高得多。
•
She is a very efficient worker.
她是一位非常高效的工人。