Kerner's tests
[医] 克纳氏试验(检肌酸酐)
🧩 词语组成解析
n. 测验（test的复数）
🗣️ 情景例句
How much will it cost?
需要多少钱？
Behind bad luck comes good luck.
塞翁失马，焉知非福。
I read a few lines, but I did not understand a word.
我读了几行，但一个字也不懂。