加急的英文：
(v) require urgent measures to handle a matter

Is the requirement compulsory?
必须按这个需求做吗？

In practice, this will often require a prioritization of your job requirements.
实务上，这往往需要重新调整工作的优先顺序。

All systems requiring accurate timing will require a crystal.
所有需要精确定时的系统都要用晶体。

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。

landscaping measure
景观美化措施

This is a measure of dispersion.
这是量度离差的一个方法。

skewness is a statistical measure of the uniformity of the distribution of a group of measures
偏态是对一组分布均匀性测量的统计度量。