🧩 词语组成解析
subclass
['sʌbˌklɑ:s]
n. 亚纲，子集;子类;
[医] 肺鱼类
🗣️ 情景例句
have become good friends, haven't you?
成了好朋友，不是吗？
Cathy has told me so much about you.
我常常听到凯茜提到你。
I'm fine, too, thanks.
我也挺好的，谢谢！