这可以从中毒者的呼吸气味来判断。

You can usually smell it on the victim's breath.

youdao

中毒者大量出汗、吐血，一小时内就会丧命。

The victim will perspire heavily, vomit blood, and collapse within an hour.

youdao

中毒者大量出汗、吐血，一小时内就会丧命。

The victim will perspire heavily, vomit blood, and collapse within an hour.

youdao