🧩 词语组成解析
n. 静脉\\n[医] 静脉
genus
['dʒi:nəs]
n. （动植物的）属;类;种;型;
🗣️ 情景例句
I understand.
我了解。
I couldn't get through.
我打不通。
I don't know. I think he's very old.
不知道。我想他年纪一定很大了。