Graham's tests
[医] 格雷汉氏试验(四碘酚酞钠胆囊造影X线检查法)
🧩 词语组成解析
n. 测验（test的复数）
🗣️ 情景例句
I'd like to introduce you to some of my friends.
我想介绍你认识一些我的朋友。
Do you live 1st Avenue?
你在第一大道居住吗？
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。