I never feel completely at ease with him.

我跟他在一起总感到不是很自在。

《牛津词典》

He didn't feel completely at ease in the strange surroundings.

他在陌生的环境中感到不那么自在。

youdao

You’d think that by surrendering to my fears I was completely at ease with my upcoming trip.

你或许会想，我可以克服恐惧，完全自由自在的享受即将到来的旅行。

youdao

I was completely at ease. They sat,and while I answered happily, they talked of common things.

VOA: special.2009.05.16

Here you have somebody who's happy, at ease, and completely secure that there will be food around the corner.

右边的人轻松乐观,百分百确信面包总会有的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The 23-year-old from Belgrade was wearing a strapping on her troublesome right calf and did not look completely at ease but said she hoped it would continue to get better.

CNN: Federer, Nadal and Djokovic cruise through

At each stop children were getting on and off - they were of every ethnic and religious background, some with scarves or turbans, some talking quietly, others playing and occasionally misbehaving together - completely at ease and trusting one another.

BBC: The full text of the Queen's Christmas broadcast.