(一)词性不同:
1.use up是及物动词短语。
2.run out是不及物动词短语。
(二)用法不同:
1.use up主语是时间、金钱、食物等无生命名词。主语是人,宾语是物,但可以用被动语态。
2.run out主语只能是人,不能接宾语,是主动的,不用被动。
扩展资料
(一)use up 用完,耗尽:
【例句】
1.Hog farmers, squeezed by low hog prices and high feed costs, have responded so enthusiastically that the kill will likely use up all the allocated funds before the program ends inSeptember.
养猪的农民由于受到低生猪价格和高饲料成本的挤压对此计划向应热烈.屠宰种猪很可能会在9月计划结束前用完所有的计划拨款。
2.Phytoplankton use up the nutrients available, and growth falls off until winter storms kick-start mixing.
浮游植物耗尽了可用的养分后便停止了生长开始衰败,直到下一次冬季暴风再次搅动水体的混合。
3.In contrast, an uncapped partition can leverage extra processing power from the shared poolwhen it is available for use up to an amount identified by the VP metric.
相反,uncapped分区在共享池中的额外处理能力出现时,可以利用这些额外处理能力,最大限度由VP度量指定。
4.Nestlé Waters, Dasani and other bottlers are trying to be greener, introducing lighter-weight bottles that use up to 30 percent less plastic.
雀巢、Dasani和其他生产商正试图做得更环保,引进更轻的瓶子这样可以减少30%的塑料使用量。
5.Novices should go with one font, while experts can use up to five.
新手使用一种字体,专家可以使用五种以上的字体。
(二)run out 用完;耗尽;跑出;到期;伸向:
【例句】
1.You could ambush them as they run out of the building.
你也可以在他们跑出建筑之后将他们歼灭。
2.As long as the atmosphere has molecules of hydrogen and molecules of oxygen, why should weever run out of water?
既然大气中存在着大量的氧分子和氢分子,那为什么还会出现水资源短缺的问题?
3.If she continues drawing on the reserve at the current rate, she will run out of funds by 2024 – the year of her diamond jubilee.
如果她继续按目前的速度提取储备金的话,她将在2024年——她的钻石婚纪念那年——用完储备基金。
4.The question is can they continue to do that. If you run out of money, you run out of money.
因为这可是关系到他们是否可以持续经营的关键,而且你要知道,如果你花光了钱,你就没有钱了。
5.However, the girl had not run out with her brothers, and the queen knew nothing about her.
谁知那个女孩并没有和她的兄长们一快儿跑出来迎接,而王后对此却一无所知。