他答應運用他的影響力。

我用一下你的筆可以嗎?

他待她比過去更糟了。

我們過去是種花生的。

他能充分利用時間。

【記】※ use-用,abuse-濫用:用得不好就是濫用 ※ u-似“杯子”,se-諧音“蛇”:用杯子蓋住蛇

use v (pt, pp used ) 1 [Tn, Tn.pr, Tnt, Cn.n/a] ~ sth (for sth/doing sth); ~ sth (as sth) employ sth for a purpose; bring sth into service 用; 使用; 運用; 利用 Do you know how to use a lathe? 你會使用車床嗎? Use your common sense! 用用你的常識吧! If you don't use (ie practise) your English you'll forget it. 英語不用就容易忘. May I use your phone? 我用一下您的電話行嗎? A hammer is used for driving in nails. 子是用來釘釘子的. She uses her unmarried name for professional purposes. 她處理業務時使用娘家姓氏. I use my bike for (going) shopping. 我買東西時騎自行車去. We used the money to set up an irrigation project. 我們把錢用在興建灌溉工程上了. They used force to persuade him. 他們用武力逼他就范. May I use your name as a reference? ie May I quote it, eg when I apply for a job? 我可以請您作我的薦舉人嗎? （我可否在求職信中把您的名字列入其中? ） 2 [Tn] (fml 文) treat (sb) in a specified way; behave towards （以某種方式）對待（某人） use one's friends well 善待朋友 He has used her shamefully. 他待她之壞, 人所不齒. He thinks himself ill-used, ie considers that he is badly treated. 他認為遭到虐待. 3 [Tn, Cn.n/a] ~ sb/sth (as sth) exploit sb/sth selfishly 自私地利用某人[某事物] He felt used by her. 他覺得受她利用了. She simply used us for her own ends/to get what she wanted. 她完全是為了自己的目的而利用我們. He used the bad weather as an excuse for not coming. 他拿天氣不好作不來的藉口. 4 [Tn, Tn.pr] consume (sth) 消耗, 消費（某物） Use the milk sparingly, there's not much left. 少用些牛奶, 剩下的不多了. The car used a gallon of petrol for the journey. 汽車在路上消耗了一加侖汽油. 5 [Tn] (infml 口) (a) take (drugs) 服（藥）. (b) (US) smoke (cigarettes, etc) 吸（煙等）. 6 (idm 習語) I, etc could use a `drink, etc (infml 口) I, etc would very much like a drink, etc 我...很想喝酒、 做某事 Boy, could I use a hot bath! 啊, 我真想洗個熱水澡! use one's loaf (infml 口) think effectively; use one's intelligence 好好想想; 動動腦筋. use n 1 [U, sing] ~ (of sth) using or being used 用; 使用; 運用; 利用 the use of electricity for heating利用電力供熱 learn the use of a lathe 學習使用車床 an ingenious use of wind power 巧妙利用風力 the use of force, terrorism, blackmail, etc 使用武力、 恐怖手段、 敲詐伎倆等 keep sth for one's own use 保留某物以自用 funds for use in emergencies 應急基金 The ointment is for external use only, eg It must not be swallowed. 此藥膏僅供外用. bought for use, not for ornament 為使用購買, 非為裝飾用途 The lock has broken through constant use. 這把鎖經常使用已經壞了. 2 [C, U] purpose for which sth is used; work that a person or thing is able to do 用途; 功能 a tool with many uses 有多種用途的工具 find a (new) use for sth 研究出某物的（新）用途. 3 [U] ~ (of sth) (a) right to use sth 使用權 allow a tenant the use of the garden 準許房客使用花園 I have the use of the car this week. 這輛汽車本星期歸我使用. (b) power of using sth 使用的能力 have full use of one's faculties 充分發揮才能 lose the use of one's legs, ie become unable to walk 失去腿部功能. 4 [U] value or advantage; usefulness 價值; 益處; 效用 What's the use of worrying about it? 著急有什麼用呢? It's no use pretending you didn't know. 你裝糊涂是無濟於事的. You're no use in the choir you can`t sing a note! 你對合唱團毫無益處--你簡直唱不成調! ...