🧩 词语组成解析
subclass
['sʌbˌklɑ:s]
n. 亚纲，子集;子类;
[医] 纤毛虫类
🗣️ 情景例句
Use a dictionary and grammar guide constantly.
经常使用字典和语法指南。
A borrowed cloak does not keep one warm.
借来的斗篷不暖身。
Who could count the times Annie tried, failed, and then succeeded?
谁能数得清安妮尝试、失败直至最后成功的次数？