惯用法可以决定什么是好英语。

Usage determines what is good English.

这一短语不合现代惯用法。

This phrase does not conform to present-day usage.

那种表达方式在惯用法上已被认可。

That expression has been sanctioned by usage.

我们只注意说明惯用法所需的那些区别。

We are only concerned with such distinctions as are necessary to explain the usage.

文明作为一种惯用法不可避免地带有意识形态，也就是说它可能存在争议性。

'Civilisation' as a usage is always ideological, which is to say it is contentious.

通过阅读能够学习很多生字，语法及惯用法等。

Be able to study many new words by reading, grammar and customary law etc.