急用的英文：
for urgent use

参考例句：

The order No.105 is so urgently required that we have to ask you to speed up shipment.
第105号订单所订货物我们要急用，请你们加快装船速度。

You ought to save money for a rainy day.
你应该存钱以备急用。

Keep extra money for emergencies.
攒下多余的钱以备急用

I kept my stick poised for instant use
我始终拿好棍子，以备急用。

We must reserve money for emergencies.
我们应当储备钱留着急用。

A proportion of the pretax profit is set aside for contingency.
一部分税前利润留出供急用。

His meager allotment of gas had to be saved for emergencies.
他的天然气的微薄份额必须省下以备急用。

We keep store of tinned and frozen food in reserve for use in emergencies .
我们储存了许多听装或冷冻食品以备急用。

The order No. 105 is so urgently required that we have to ask you to speed up shipment.
第105号订单所订货物我们要急用,请你们加快装船速度

"They have been all hired this fortnight, and there are none left but those absolutely requisite for posting."
“驿马在这两周内早已租光了，留下来的几匹都是应急用的。”

urgent是什么意思：
adj. 紧急的；急迫的

The money was most urgently required.
钱要得很急。

Something urgent have come up.
发生了紧急的事情。

An urgent message was radioed to us this evening.
紧急消息是今晚用无线电传送给我们的。

Her voice was suddenly hard and urgent.
帕 梅 拉 的 声 音 忽 然 变 得 迫 切 而 生 硬 。

She was speaking to him in an urgent voice.
她正急迫地跟他说话。

use是什么意思：
v. 用，运用；对待；耗费；服食；利用
n. 使用；用途

It is used as a reflexive.
它被作为反身代词使用。

That was a balk to us.
那对我们是个挫折。

They help us to be maximal encouraging to us.
他们来帮助我们对我们是个极大的鼓舞。

Already used and therefore unavailable for further use.Used of taxonomic names.
已占用的已经使用因而不能再作他用的。用于分类学名称

Why use wood when you can use plastic?
既然能用塑料，何必非用木料？