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
Just a moment, please.
请稍侯。
In the United States ,there are many factories for making cloth.
在美国，有许多造布的工厂 。
You must weigh it carefully.
你必须仔细地称一称重量。