🧩 词语组成解析
genus
['dʒi:nəs]
n. （动植物的）属;类;种;型;
🗣️ 情景例句
so that we don't have to worry about any structural problems.
我们就可以不用担心任何结构上的问题。
Old wood is best to burn, old book to read.
老柴好烧，老书宜读。
The letter x stands for an unknown number.
字母x代表未知数。