🧩 词语组成解析
common
['kɑmən]
adj. 普通的;通俗的;[数学]公共的;共有的;
n. [法律]（对土地、水域的）共有权;公共用地;普通;平民;
broom
[brum]
n. 扫帚;金雀花;[无线]自动搜索干扰振荡器;
vt. 扫除;用扫帚扫;
vi. 桩顶开花或开裂;
🗣️ 情景例句
Isn't this the Nanjing University?
请问是南京大学吗？
The day is long to him who knows not how to use it.
百无聊赖。
You did a good job.
你干得很好。