... donor-acceptor chromogen 给电子-受电子发色体 door stop 门制止器 doped ceramic 掺杂陶瓷 ...
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cab door stop 驾驶室门挡铁
wall-type door stop 墙面门碰头
roller door stop 滚珠门碰头
door stop lock 门挡锁
type door stop 墙面门碰头
door stop pinpiston 舱门止动销
long base door stop 长底门挡
azygos vein door stop 门奇静脉断流
N-COUNT A doorstop is a wood or rubber wedge that you put under a door to keep it open. (置于门下的)门挡
N-COUNT A doorstop is a piece of rubber on a wall that prevents it being damaged when a door is opened. (钉在墙上的)门挡
N-COUNT A doorstop is a heavy object that you use to keep a door open. 重型门挡
Threaded inserts are factory installed for securing hinges, door stop plates, and door latches.
螺纹嵌入件在工厂安装以加固合页、门挡板和门插销。
Gold is not a living thing, just a door stop throwing off nada, a derivative of our weakening dollar.
黄金并不是个活物，它只是弱势美元的衍生结果。
Prior to being pieced together, it lay scattered across Egypt in 7 different pieces, with one even finding another life as a door stop!
石刻拼凑复原之前有七块，散落于埃及各处，其中一块甚至被废物利用做了门槛！
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