🧩 词语组成解析
subclass
['sʌbˌklɑ:s]
n. 亚纲，子集;子类;
🗣️ 情景例句
Susan's vice-president in charge of new toys and games.
Susan是主管新玩具和新 戏器具的副总裁。
Which one is the longest river in China?
中国哪条河流最长？
The deepest holes of all are made for oil, and they go down to as much as 25,000 feet.
在所有洞穴中，为寻找石油所钻的洞是最深的，这些洞可深达25，000英尺。