但人们可能担心直接对陌生人的口部吹气会传染疾病，特别在紧急情况下培训过程容易忘记。

But people may worry about getting sick from blowing into a stranger's mouth. Also, the training is easy to forget, especially during an emergency.

youdao

但人们可能担心直接对陌生人的口部吹气会传染疾病，特别在紧急情况下培训过程容易忘记。

But people may worry about getting sick from blowing into a stranger's mouth. Also, the training is easy to forget, especially during an emergency.

youdao