Larrey's sign
[医] 拉雷氏征(检骶髂关节病)
🧩 词语组成解析
🗣️ 情景例句
You're still thinking about something to do, aren't you?
你还在想要找点事做， 是吗？
Perseverance is vital to success.
不屈不挠是成功之本。
An old woman is standing at the side of the road.
一位老大娘站在靠近红绿灯的路边。