Collum femoris
[医] 股骨颈
🧩 词语组成解析
颈； 颈状组织
[医]（拉）股
🗣️ 情景例句
To advertise during prime time TV is very expensive.
在电视的黄金时段买广告是很贵的。
They jumped at the unexpected noise.
他们因突如其来的声音吓得跳了起来。
I'm afraid the item you substituted didn't work.
你这代替品恐怕不能用。