As a result, about 40 billion tons of carbon dioxide are sent into the atmosphere every year, making fossil fuel consumption the biggest of all humankind's unwitting geoengineering experiments.

结果，每年大约有400亿吨的二氧化碳被排放到大气中，化石燃料的消费成为人类最大的无意的地球工程的实验。

youdao

So there we are, a Google search away, for all to see in places and company we should not have been in, the unwitting backdrop of other people's documentaries.

因此我们在那里，在谷歌搜索以外的地方，想尽一切办法看那些我们不应该在那里的地方和公司，看那些在不知情的背景的陌生人的文件信息。

youdao

Then they left the restaurant, brushed past two unwitting policemen on its stairway, and went looking for a taxi back to the fight.

然后，他们离开了餐馆，与两个毫不知情的警察擦肩而过，准备叫辆出租车，重返战斗。

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Lured by hopes and dreams, they are unwitting participants in a trap, he says.

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They eyeballed each ripple in the river, and then, without warning, violently pounced upon some unwitting sockeye for a morning snack.

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It is essential that any young people are monitored and kept out of circulation until it is established that they have not been the unwitting vessel of a viral reassortment!

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