Defstruct
定义结构
🗣️ 情景例句
How ofter have met with our competitors?
你多久遭遇我们的竞争对手一次？
I'm the best girl in my class.
我是我的班级中最好的女孩。
People change, but they don't suddenly chnge from being right-handed to being left-handed.
人会变，但他们不会从惯用右手而突然转变成左撇子的。