Young girls who possess positive self-esteem are less likely to become pregnant as teenagers.

To become pregnant with ( offspring ).

怀孕开始怀有 ( 胎儿 )

The applicant must be at least 18 years old or this application will become invalid.

申请人必须年满18岁此申请才能生效.

Warning-Procedures, views, or triggers reference this object and will become invalid. Do you want to continue?

警告 — 过程 、 视图或触发器引用此对象,它们将失效.要继续 吗 ?

You should not make changes to the license file, otherwise the license file may become invalid.

你不能更改许可文件, 否则许可文件有可能无法正常使用.

Electroless nickel plating liquid become invalid in containing more and more phosphate.

化学镀镍废液因含有大量的亚磷酸盐而报废.

Warning-Procedures, views or triggers reference this object and will become invalid. Continue?

警告 - 过程 、 视图或触发器引用了此对象并将变为无效.是否继续?

Much of this conceptual material will become invalid as our knowledge of cardiac function advances.

这种概念性的材料中的某些内容,随着对心脏知识研究的进展而成为过时.

If I appear to surprise you, I glad that we can become friends.

如果我的出现,令你惊喜, 我庆幸我们能成为朋友.

How did you and John become friends?

你跟John是怎么成为朋友的?

We have since become friends.

从此我们成了好朋友.

How did you two become friends?

你们是怎么成为朋友的?

We decided patch up our differences and become friends again.

我们决定消除我们之间的分歧,言归于好.

Wants to become friends with the age similar girl is the-long girlfriend!

想结交与自己年龄差不多的女孩子为终生女友!

The two, who have nothing in common have actually become friends.

这两个毫无共同之处的人成了朋友.

If you become famous, people all over the world will know you.

如果你出了名, 全世界的人都会认识你.

The teacher's prophecy that the boy would become famous was later fulfilled.

教师预言那个男生必将成名,后来这预言果然实现了.

He, finally becomes the contemporary best tenor to become famous the world.

他, 终于成为当代最佳男高音而蜚声世界.

Then when did he become famous?

那么,他是什么时候成名的 呢 ?

The history development process, principle, assay method of EUF and classic EUF K curve were introduced in the paper.

回顾了电超滤法的发展历程，简要介绍了该方法的原理、测定方法及典型的EUF&K曲线。

Electro-ultra-filtration ( euf) method for studying potassium status of the main soils in Sichuan

用电超滤法研究四川主要土壤供钾状况