Klein tests
[医] 克莱因氏试验(检癌)
🧩 词语组成解析
n. 克莱因（男子名）
n. 测验（test的复数）
🗣️ 情景例句
how little quality time
高品质时光太少了
It seems he's weak.
看起来他好像很虚弱。
One of links in the chain that drives the wheels had snapped.
驱动轮子的链条断了一节。