Lock hierarchy
[计] 锁分层结构
🧩 词语组成解析
lock
[lɔk]
n. 锁;水闸，船闸;（机器部件等的）锁定;一把，一撮;
vt. 锁上;锁好，关好;使固定;隐藏;
vi. 卡住，不动;纠结;僵硬不动;
🗣️ 情景例句
Really, Grandpa?
真的， 爷爷？
Why didn't you write me?
为什么你不给我写信？
But there was no time to think.All her other friends were now outside the door.
但来不及去想了。其余的朋友现在也全都到门外了。