The accuracy of scientific observations and calculations is always at the mercy of the scientist's timekeeping methods.

科学观测和计算的准确性，总是受制于科学家的计时方法。

youdao

We were at the mercy of the weather.

我们受制于天气。

《牛津词典》

I'm not going to put myself at the mercy of the bank.

我不想任由银行摆布。

《牛津词典》

The container water is at least twice as expensive as the running water from the Mercy Corps program.

VOA: standard.2010.08.04

And also the profession is very much at the mercy of the market place

而且这个行业在很大程度上受制于市场因素。

建筑学专业教授 - SpeakingMax英语口语达人

And then Zeus, Athena and especially Aphrodite, looking down on him, took mercy and brought the statue to life.

宙斯，雅典娜，特别是阿芙罗狄蒂，俯视他，深感同情，于是把雕像变活。

哈佛公开课 - 幸福课课程节选

It was unsettling being in an unfamiliar place, with unfamiliar weather, at the mercy of strangers.

BBC: Piecing together puzzles in Cambodia

It lives at the mercy of DirecTV and, uh oh, it?s about to die.

ENGADGET: blogger-avatar

It is stressful because you are completely at the mercy of airports, airlines, and weather.

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