Sizeof
n. 运算符；大小
🗣️ 情景例句
Would you kindly hold these keys, please?
请帮我拿一下钥匙。
Is it too far to walk?
走着去很远吗？
Some friends of my family had this irritating habit.
我家有几个朋友就有这有令人恼火的习惯。