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All day they played games in the garden or told stories.

他们整天在花园里玩各种有意义的游戏,或者讲有趣味的故事.

She believes these talks will be the start of a constructive and mean-ingful dialogue.

她认为这些谈话将是一次具有建设性的、有意义的对话的开端。

You should spend your money to good purpose.

你要把钱花得有意义.

To evaluate the effectiveness and reliability of hemodialyzer LSHT 160.

目的评价LSHT160型血液透析器的有效性及安全性.

All the water retained in a soil is not equally available to plants.

保留在土壤中的全部水分对植物的有效性是不一致的.

The analyst's judgement then must override mathematical and statistical significance.

分析家的判断必须超越数学和统计的有效性.

The presentation was crisp and methodical.

陈述简洁而有条理.

Learning to be polite child, greet the teachers on their own initiative.

学做有礼貌的好孩子, 见到老师主动打招呼.

It's polite to finish eating everything on your plate.

将你盘子里所有饭菜吃完是有礼貌的(有涵养的).

She is a lady than whom I can imagine no one more courteous.

我想不出一位比她更有礼貌的女士.

Bill is always a courteous youth.

比尔是个有礼貌的青年.

They need some courteous help.

她们需要得到一些有礼貌的帮助.

His voice was polite and uncomfortable.

他的口气挺有礼貌的,却又含着不安.

She asked in a social voice.

她用有礼貌的声音问道.

Given the chance, I'll do it again.

如果有机会, 我会再干一次.

They were also given the opportunity to do some operation.

他们也有机会亲自去操作.

Giving them a couple of hard knocks is quite necessary.

打他几棍子是很有必要的.

Of course, this involves such struggles as are necessary.

当然, 这中间要有必要的斗争.

An evening look is necessary, but that doesn't mean a gown.

一件晚装是有必要的, 但并不意味着一件褂子.

It is necessary that we go to help her.

我们去帮助她是有必要的.