Widal's reaction
[医] 肥达氏反应, 伤寒凝集反应(检伤寒)
🧩 词语组成解析
🗣️ 情景例句
The first word is snow.
第一个字是 雪 。
Overdone is worse than undone.
过犹不及。
Mr. Green doesn't climb down the chimney. He waits until the children are asleep.
格林先生不从烟囱上爬下来，他等候孩子们都睡熟。