🧩 词语组成解析
subclass
['sʌbˌklɑ:s]
n. 亚纲，子集;子类;
软体动物类
🗣️ 情景例句
There are more fish in the sea.
天涯何处无芳草。
I'm free tomorrow.
我明天有空。
After that they pressed a piece of paper on top, and printed a whole page of a book.
然后，再把一张纸压在上面，就印出了一整页书。