在早晨离开房子之前，他仔细地关上楼下所有的门，打开一些窗户透气。并锁住前门。

Before he left the house in the mornings, he carefully closed all the doors downstairs, opened some Windows to let the air in and locked the front door.

youdao

在早晨离开房子之前，他仔细地关上楼下所有的门，打开一些窗户透气。并锁住前门。

Before he left the house in the mornings, he carefully closed all the doors downstairs, opened some Windows to let the air in and locked the front door.

youdao