This office room is not airiness.

必须在通风条件好的房间里使用。

This office room is not airiness.

这间办公室不通风。

The stopper can prevent airiness.

塞 能阻止空气流通。

Often open all windows, make airiness.

这间办公室不通风。

Often open all Windows, make airiness.

经常打开所有窗户，使空气流通。