His plans almost caught security chiefs and hotel staff on the hop.

他的计划几乎让安全主管和饭店工作人员都措手不及。

youdao

I went in without knocking and there was his secretary sitting on his knee; I'd caught him on the hop.

我进去时没敲门，他的秘书正坐在他膝盖上，我搞得他措手不及。

youdao

Louis's decision caught Henry on the hop. He rode through the night in order to be able to greet Louis on Dover beach.

路易国王的决定令亨利二世措手不及，为了赶得及在多佛海滩迎接路易国王，他星夜骑马赶路。

youdao

For example, she sang with the hip-hop singer Wyclef Jean on one of his albums.

VOA: special.2009.04.19

We hop on the train and take it from Palo Alto to the Giants games.

我们会从帕洛阿尔托搭火车去看巨人队比赛。

旧金山和洛杉矶的差异 - SpeakingMax英语口语达人

In the book "Hop on Pop."

VOA: special.2010.05.02

But there is an outside chance that it might, especially since markets were caught on the hop.

ECONOMIST: Gambling with the mighty greenback | The

And when some of its chief assumptions proved less than robust, it was caught on the hop.

ECONOMIST: Blind faith

The danger of being caught on the hop by extreme moves in financial markets seems, if anything, to have risen.

ECONOMIST: The trader��s lament