[das]
汽
vapor pipe, vent pipe, steam-exhaust pipe, steam exhaust piping
[die] 废汽
路。
汽
exhaust steam pipe, steam-exhaust pipe, steam exhaust piping, vent pipe
[die] 废汽
路;
汽
exhaust steam pipe, steam-exhaust pipe, steam exhaust piping, vent pipe
[die]
气
,泄放
vent pipe
Fr helper cop yright