Check that the doors, hood and trunk all open smoothly and close with solid sound.
检查（车）门、发动机罩和后备箱打开是否平稳，关闭是否牢固。
Every half hour or so, I would freely open doors and check in with them.
大约每隔半个小时，我就需要自由地打开临时诊室的门向某个医生报告。
The back of the bus was an open platform with no doors.
车的后部是一个没有门的开放式平台。
With the right key you can open or lock doors.
用对的钥匙你可以开门的锁。
With every smile a chance to open doors to laughter.
每一次微笑的机会敞开大门，以笑声。
If you are left-handed, open doors with your right hand.
如果你是左撇子，用右手开门。
With regards to my future, I still leave the doors open.
关于我的未来，我依旧敞开大门。
With regards to my future, I still leave the doors open.
关于我的未来，我依旧敞开大门。
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