Nightingale test
[医] 南丁格尔氏稀释试验(维生素A的一种试法)
🧩 词语组成解析
nightingale
['naitiŋˌgeil]
n. 夜莺;
🗣️ 情景例句
How do you tie your bow tie?
你怎么打领结的？
One foe is too many; and a hundred friends too few.
朋友成百犹觉少，仇敌一人已嫌多。
Apparently what happened was that water collected on these tar pits, and the bigger animals like the elephants ventured out on to the apparently firm surface to drink, and were promptly bogged in the tar.
沥青坑里积存了水，大象那样的大动物冒险到似乎坚固的水面上去饮水，立即掉进了沥青坑。