Yabla video uses of 通风

这种 zhèzhǒng
毒气 dúqì
zài
通风 tōngfēng
de
可以 kěyǐ
经久 jīngjiǔ
sǎn
This toxic gas can last for a long time inside a closed-up, unventilated tomb.
难道 nándào
zhēn
de
shì
zài
电话 diànhuà
xiàng
mǒu
通风 tōngfēng
报信 bàoxìn
le
Could it be that he had really tipped Lv off during the call?