Larrey's sign
[医] 拉雷氏征(检骶髂关节病)
🧩 词语组成解析
🗣️ 情景例句
It's his first venture into business.
他初涉商界。
Out, rat!
滚出去，老鼠！
I went further back into the cave and stopped still.
我向前走拐进岩洞，停住不动。