🧩 词语组成解析
genus
['dʒi:nəs]
n. （动植物的）属;类;种;型;
药用水蛭
🗣️ 情景例句
What time does the library close?
图书馆什么时候闭馆？
My mother mailed me a parcel.
我妈给我寄了一个包裹。
and comforted by the thought of the help he was bringing to his friend,
想到能对朋友有所帮助，他感到欣慰，