查询词典 off and

It has been off and on for a month.

我这样大约有一个星期了。

I have learned English for 4 years off and on.

我断断续续学了四年英语了。

I have studied english for 4 years off and on.

我断断续续学了四年英语了。

I have been studying english for 4 years off and on.

我断断续续学了四年英语了。

I have been learning english off and on for four years.

我断断续续学了四年英语了。

I have been learning Enlish off and on for 4 years .

我断断续续学了四年英语了。

I have been learning English off and on for 12 years.

我断断续续学了12年的英语了。

I am studying english off and on for 4 years.

我断断续续学了四年英语了。

I have learned english for four years off and on.

我断断续续学了四年英语了。

The rain was holding off, and in the air came a queer pellucid gleam of May.

雨渐渐停止了，空气中浮着一种奇异的、透明的五月之光。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。