Wait for the strategic ( al ) moment, and then strike.

It is used to secure both tactical and strategic military advantages.

并用来确保战略战术上的军事优势.

My son is a quick student and always has high grade.

我儿子是个聪明的学生,总是得高分.

What grade are you hoping to get?

你希望得到什么样的成绩？

He ranks among the best pupils of his grade.

他是他们年级最好的学生之一.

I am one grade below him.

我比他低一年级.

The parents want their child to skip to the second grade.

这家父母希望他们孩子能跳级到二年级.

He merits a grade of B on his composition.

他的作文分数应该得B.

Business is on the up grade.

生意日渐兴隆.

We grade the students according to their reading ability.

我们根据阅读能力将学生划分等级.

In seventh grade Mark went out for three sports but was rather poor in two of them.

马克在7年级的时候参加了3个运动项目，但是其中两项他都表现得实力不济。

He received a falling grade on the term paper.

他的学期论文得了个不及格分数.

That meant that he, notionally at least, outranked them all.

那意味着至少理论上他比他们级别高。

Of these two primary grades all other grades were varieties.

其它种种级别都是这两种主要级别的异称.

Much of the opposition to this plan has come from the media.

该计划的主要反对声音来自媒体。

The media put their every decision under the microscope.

媒体仔细研究了他们的每一个决定。

The local media reported rioting across the country.

当地媒体报道了全国范围的骚乱.

Those statements have never been reported in the Western media.

那些言论似乎从来没有被西方媒体报道过。

The media tends to lump all these groups together.

媒体倾向于把这几类人归在一起.

He says the media are ravening wolves.

他说媒体就如同饿狼一般。

The media is accused of infringing on people's privacy.

人们指责媒体侵犯了大家的隐私.