Apex fracture
[医] 根尖折
🧩 词语组成解析
apex
['epɛks]
n. 顶;<喻>顶峰;<美><矿>脉尖;尖端;
🗣️ 情景例句
It won't hurt you to try it.
你不妨试试。
I can give you quarters, if that'll help.
如果2角5分的硬币管用的话，我可以给你换一些。
'No,' she answered.
“不，”她回答。