在每次咳嗽前应先深呼吸，咳嗽必须不间断的、每隔2秒钟重复一次，直到救护人员抵达或者感觉心跳恢复正常为止。

A deep breath should be taken before each cough, the cough must be repeated about every two seconds without let-up until help arrives, or until the heart is felt to be beating normally again.

youdao

在每次咳嗽前应先深呼吸，咳嗽必须不间断的、每隔2秒钟重复一次，直到救护人员抵达或者感觉心跳恢复正常为止。

A deep breath should be taken before each cough, the cough must be repeated about every two seconds without let-up until help arrives, or until the heart is felt to be beating normally again.

youdao