Delff's butter
[医] 德尔夫氏试验(检咖啡因)
🧩 词语组成解析
butter
['bʌtɚ]
n. 黄油;黄油状的食品;奉承话;焊膏;
vt. 抹黄油于…上;用黄油煎食物;讨好;
🗣️ 情景例句
What made you change your job so frequently?
为什么你经常转工？
No man knows when he shall die, although he knows he must die.
纵然知其难免一死，人却难料何时身亡。
It is growing cool.
天气渐渐凉爽起来。