Davy's test
[医] 戴维氏试验(检酚)
🧩 词语组成解析
🗣️ 情景例句
All students without exception must take the English examination.
所有学生毫无例外地都必须参加英语考试。
Who wrote that music?
那首音乐是谁写的？
We're going to substitute a better item for number 3.
我们将以品质较好的来代替三号产品。