Monogene
单成因的
🗣️ 情景例句
I have received the secretarial training for six months.
我曾接受过6个月的秘书训练。
Good watch prevents misfortune.
有备无患。
There is a journalist and writer living in America whose name is Alex Haley.
有一位住在美国的记者兼作家，名叫亚历克斯·哈利。