Haller's unguis
[医] 哈勒氏爪甲, 禽距
🧩 词语组成解析
n. 爪, 蹄\\n[医] 指(趾)甲; 眼前房积脓
🗣️ 情景例句
... and I do need some advice on a difficult problem.
……我的确有一个难题要请教你。
There are no birds of this year in last year's nests.
事过境迁。
1 'It's impossible---- don't waste my time.'
一、"根本不可能，不要浪费我的时间。"