她砰的一下关上门，随手锁上了。She slammed the door and locked it behind her.早上你下楼的时候，前门大概是锁上的吧？Presumably the front door was locked when you came down this morning?每次都要锁上车库。Always lock your garage....

“锁上”的英语可以翻译为：key，lock，lock up，[电] lock-on ...