Leach's tests
[医] 利奇氏试验(检甲醛)
🧩 词语组成解析
n. 测验（test的复数）
🗣️ 情景例句
I wonder if you and your husband can join us.
不知道你和你丈夫能不能赏光？
Which one of those men is Mr. Taylor?
那些人中泰勒先生是哪个？
He found my lecture interesting.
他觉得我讲课有趣。