It used very easily!

它用起来非常容易！

youdao

My car's not as reliable as it used to be.

我的车不像过去那样靠得住了。

《牛津词典》

The academy is far more inclusive now than it used to be.

该学院如今比过去更为兼收并蓄。

《柯林斯英汉双解大词典》

It used to be that players in professional sports could change teams only if they were traded, sold or released.

VOA: special.2010.07.26

It used to be when I was in grad school that most people said, "Oh,it was written around the year 200."

当我读研究生的时候大多数人认为，它形成于主后两百年“

耶鲁公开课 - 新约课程节选

work is going from where it used to be 5 or 6 big companies in California, in San Francisco and LA.

过去的工作是由加州、旧金山和洛杉矶的五六个大公司来做，

经济危机和电影市场 - SpeakingMax英语口语达人

More importantly, the country is much less vulnerable to external shocks than it used to be.

CNN: Does Brazil deserve its 'B' for BRIC?

All of this makes the area much more elaborate and glamorous than it used to be.

BBC: The walk that made me love Japan

It used to be that there was a veil drawn around the industry, it was secret.

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