Kelling's tests
[医] 凯林氏试验(检胃癌、胃乳酸、食管憩室)
🧩 词语组成解析
n. 测验（test的复数）
🗣️ 情景例句
Really, Grandpa?
真的， 爷爷？
She began playing the violin when she was nine.
九岁的时候，她开始拉小提琴。
Newspapers exert such tremendous influence that they can not only bring about major changes to the lives of ordinary people but can even overthrow a government.
新闻具有巨大的威力。它们不仅可以给寻常人家的生活带来重大的变化，甚至还能推翻一个政府。