1.productivity n. 生產力；生產率；生產能力

Scientific inventions such as these have raised labour productivity by a big margin.
諸如此類的科學發明， 都大大提高了勞動生產率wbXQk_o[~+i5~。

2.variation n. 變化；[生物] 變異，變種

The survey found a wide variation in the prices charged for canteen food.
這項調查發現不同的餐廳出售食物的價格存在很大的差別yeoblD5uD(Lv4x。

3.attributable adj. 可歸于…的；可歸屬的

10,000 deaths a year from chronic lung disease are attributable to smoking.
每年1萬個慢性肺病患者的死亡可能是由于吸煙導致的Wgjwl~2DuB!e。

4.prime n. 初期；青年；精華；全盛時期

We've had a series of athletes trying to come back well past their prime.
我們有不少早已過了鼎盛時期的運動員在試圖復出Ndc.3Y2(nQ#。

5.binge n. 狂歡，狂鬧；放縱

She went on occasional drinking binges.
她偶爾狂飲一番9;AZrFvVg#TO-H%a+3M。

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