好几次的英语怎么说

好几次的英文：
half a dozen times

I had to explain the problem to her several times before the penny finally dropped.
那问题我给她解释了好几次,最后她才明白.

Our paths crossed(ie We met by chance)several times.
我们碰上好几次了.

The engine misfired several times.
发动机好几次发动不起来。

The works has been extended several times
工厂已扩建了好几次。

That beautiful mansion has changed hands several times.
这栋漂亮的豪宅已经转手好几次了。

I've come upon the word several times.
这个单词我已经碰到好几次了。

He has suffered several times because he is credulous.
他太轻信，吃了好几次苦头。

He yawned several times during the lecture.
听课过程中他打了好几次呵欠。

The road system was so complicated that we had to stop to take our bearings several times.
公路网络如此复杂，我们好几次不得不停下来确定方位。

After several unsuccessful attempts he finally brought it to pass
经过好几次失败之后，他最后完成了。

That is a job and a half.
那是非常困难的工作。

half-believe ";"half believing, half doubting
将信将疑

They potted dozens of rabbits.
他们胡乱射击打死几十只兔子.

Six and falf dozen
半斤八两

There are dozens of words and phrases underlined.
有许多单词和短语的下面划了线。

discrimination time
辨别时间辨别时间

It is time to go.
该走了。

They are not in step with the times.
他们跟不上时代的步伐。