1、constant
持续不断的;重复的;一直存在的
She suggests that women are under constant pressure to be abnormally thin.
她暗示说女性总是处在保持身材异常瘦削的压力之下。
Inflation is a constant threat.
通货膨胀始终是个威胁。
恒定物;常数；常量；常项
In the world of fashion it sometimes seems that the only constant is ceaseless change.
在时装界，有时似乎唯一永恒不变的东西就是不断的变化。
Two significant constants have been found in a number of research studies.
若干研究已经发现了两个重要常量。
恒定的;不变的
The average speed of the winds remained constant.
平均风速保持稳定。
2、work out
想出，得到(解决方法);解(谜)
Negotiators are due to meet later today to work out a compromise.
谈判人员定于今天晚些时候进行会谈，商定一个折中方案。
It took me some time to work out what was causing this.
我花了一些时间才弄清此事的起因。
计算出，解出（数学题答案）
It is proving hard to work out the value of bankrupt firms' assets.
清算破产公司的资产值其实很困难。
When asked what a £40.35 meal for five people would cost each diner, they were unable to work it out.
问到5个人吃一顿饭花了40.35英镑，每人要出多少钱时，他们算不出来。
计算下来(为)
The price per pound works out at £3.20.
每磅价格合计3.20英镑。
It will probably work out cheaper to hire a van and move your own things.
租一辆面包车自己搬的话，算起来可能要更省钱些。