concentration
[͵kɑnsən`treʃən]
n. 專注、專心;集中
例句

A game of tennis requires a high level of concentration.

網球比賽需要高度的專注力。

補充
concentrate [`kɑnsən͵tret] v. 專注、專心
academic
[͵ækə`dɛmɪk]
adj. 學業的;學校的;學術的
例句

What you do outside of school may be just as important as academic results when you apply to colleges.

當你申請大學時,你在校外所做的事或許就跟學業成績一樣重要。

eliminate
[ɪ`lɪmə͵net]
v. 消除;排除;清除
例句

Try to eliminate all grammatical errors before turning in your essay.

在繳交論文前,試著消除所有的文法錯誤。

interruption
[͵ɪntə`rʌpʃən]
n. 干擾、打斷
例句

I would like to watch this movie free from interruptions, so can you please stop talking?

我想在不受干擾的情況下觀賞這部電影,所以可以請你不要再說話了嗎?

說明
可作可數或不可數,free of/from interruption(s) 表示「免除干擾、不被打斷」
productive
[prə`dʌktɪv]
adj. 富有成效的;有生產力的、多產的
例句

Melissa is more productive when she works in a coffee shop instead of at home.

瑪莉莎在咖啡館工作比較有生產力,而不是在家工作時。

motivate
[`motə͵vet]
v. 激勵、驅使、激發
例句

The company hoped to motivate its staff by offering them an extra day's holiday.

這家公司希望藉由提供多一天的假期來激勵員工。