🧩 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;
viper
['vaɪpɚ]
n. 蝰蛇;毒蛇;阴险恶毒的人;奸诈者;
🗣️ 情景例句
You did a good job.
你做得真棒！
A little of everything, nothing at all.
每事浅尝辄止，结果将一事无成。
This pen doesn't write well.
这钢笔不好写。