n.封閉；鎖住；碰鎖
動(dòng)詞latch現(xiàn)在分詞形式.
Please latch the front gate when you leave. 走時(shí)請(qǐng)把大門的碰鎖鎖好。
The door fastens with a latch. 這門是用撞鎖鎖住的。
