呕吐物

ǒu tù wù de qì wèi

呕吐物的气味

the smelt of vomit

nǐ bì xū què bǎo hūn mí zhě bù bèi zì jǐ de ǒu tù wù gěi yē dào

你必须确保昏迷者不被自己的呕吐物给噎到。

You must ensure that an unconscious person does not choke on their own vomit.