Nail matrix
[医] 甲床
🧩 词语组成解析
nail
[nel]
n. 钉子;指甲，趾甲;钉状物;纳尔;
vt. 钉住;抓住;使固定;揭露;
🗣️ 情景例句
References?
备询人？
Promises are like piecrust, made to be broken.
诺言好似馅饼皮，做来便是为咬碎。
He has been sick for three weeks.
他已经病了几周了。