Oppenheim's sign
[医] 奥本海姆氏征(向下摩胫骨内侧则足趾背屈,见于锥体束病灶)
🧩 词语组成解析
🗣️ 情景例句
What made you change your job so frequently?
为什么你经常转工？
He has a dog.
他有一条狗。
because balloons can be a great danger to aircraft.
因为气球有可能给飞机造成极大的危险。