His tour de force is an elephant sculpture.

他的精心之作是一件大象雕塑。

The observatory is a technological tour de force.

冰方块观测台是个技术杰作。

“Let the Great World Spin” is an emotional tour de force.

《转吧，这伟大的世界》是一个感人至深的杰作。

Experts in the UK said the study was a technical 'tour de force';

英国专家评论说该研究是一项科技“壮举”；

His later work showed that his first novel was little more than a tour DE force.

他后来的作品表明他的第一部小说不过是一部聪明和玩弄技巧的作品。