Simon's sign
[医] 西蒙氏征(吸气时脐部收缩或固定)
🧩 词语组成解析
🗣️ 情景例句
You're the best.
你是最棒的。
What would you like to eat?
你要吃些什么？
It's often cold in December, January and February.It snows sometimes.
12月、1月和2月常常很冷，有时还下雪。