Sometimes the weather forecast is accurate, sometimes not.

天气预报有的时候准，有的时候不准。

youdao

Sometimes not everything works out perfectly—and that's OK!

有的时候并不是每件事都能进展顺利——这没什么大不了的！

youdao

The thinking in each chapter uses at most only elementary arithmetic, and sometimes not even that.

每一章的思考最多只使用了初级算术，有时甚至不需要用。

youdao

Sometimes your professors make you busy." Foreign students not only give schools more applicants to choose from, they also provide money.

VOA: special.2010.05.27

Steve Ballmer: Sometimes well, sometimes not very well.

鲍尔默：有时很多，有时很少。

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选

You want to use "it's like" sometimes to compare things that are not similar and sometimes to compare things that are similar.

你可以用这个句型来比较相似或者完全不同的东西。

It's like 课堂 - SpeakingMax英语口语达人

Dirigible skippers of the last century did it regularly-though sometimes not more than once.

FORBES: The long, loud history of hydrogen as a motor fuel.

Volunteers and the virtual figures were then stroked several times, sometimes simultaneously and sometimes not.

CNN: Scientists recreate out-of-body experience

Dirigible skippers of the last century did it regularly--though sometimes not more than once.

FORBES: The long, loud history of hydrogen as a motor fuel.