Within Cuba life had settled into a drab routine.

Similar relations can be formulated also for other composite waves.

其它合成波的相似关系也可以用公式表示.

There are a number of alternative formulations of the reciprocity theorem.

还有许多别的互易定理的公式.

The situation can be handled conveniently by equations as follows.

这种情况可以用下面的公式很方便地表达.

We shall now discuss some of the implications of these formulae.

现在我们来讨论这些公式的某些内容.

The physical meaning of dimensionless numbers cannot usually be formulated clearly.

无因次数的物体意义一般不能清楚地用公式表达.

Within the braces, you can include any formula.

在大括号内，可以包含任何公式。

It is not unusual for women to work a 40-hour week.

女性一周工作40小时并不少见。

Child car seats only cost about £10 a week to hire.

儿童汽车坐椅一周的租金才10英镑。

New recruits have been undergoing training in recent weeks.

最近几周，新兵正在接受训练。

Disappointingly, this show is only on view for a week.

令人失望的是，这次展览仅持续一周。

The soil must not be overwatered, especially during the first few weeks.

切忌土壤过涝，尤其在最初几周。

Every worker will be entitled to four weeks' paid holiday a year.

每位工人每年都能享受4周的带薪休假。

The idea of spending two weeks with him may seem heavenly.

和他一起度过两周的想法听起来似乎十分美好。

They drew up the design for the house in a week.

他们在一周内就画出了房子的图样。

The next few weeks will be a period of readjustment.

接下来的几周将是适应阶段。

Their water was turned off weeks ago without explanation.

他们的水在几周以前就毫无理由地被切断了。

This tree is 3 meters in girth.

这棵树周长有三公尺.

The column measures two feet around.

这根柱子周长2英尺.

What is the perimeter of this polygon?

这个多边形的周长是多少?

This tree has a circumference of 6 feet.

这棵树周长六英尺.