Operative limits
[計] 操作極限
?? 詞語組成解析
operative
['?p?r?tiv, '?p?reitiv]
adj. 手術的;（計劃、法律等）實施中的，起作用的;最適合的;關鍵詞句;
n. 工作人員;（尤指）體力勞動者;密探;（尤指政府的）特工人員;
n. 范圍；領土；極限（limit的復數）
??? 情景例句
He plays games with his daughter every night after work.
下班后他每晚都和他的女兒玩游戲。
I don't like the rush of the city.
我不喜歡紛繁忙碌的城市生活。
Yes, it helped me out a lot.
嗯，收獲不少，