ExMind ExMind
首页 帮助
打开 App
    首页/CEFR/B1/Vocabulary/UK/lock ·noun
l

lock ·noun

Definition: the thing that is used to close a door, window, etc., and that needs a key to open it Level: B1

在 App 中打开

© 2026 ExMind. 英语学习,每天进步一点点。

Hangzhou Yigesi Network Technology Co., Ltd.