🧩 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
Will you be so kind as to help me out of the difficulty?
帮助我克服困难，好吗？
If the sky fll (or falls), we shall catch larks.
异想天开
the varieties are infinite; but two classes may be roughly seen.
鸟的飞行方式千差万别，但大体上可分为两类。