Dibutyl ketone
[化] 二丁基酮; 二丁基甲酮; 5-壬酮
🧩 词语组成解析
[机] 二丁基
ketone
['ki:toʊn]
n. 酮;
🗣️ 情景例句
and I can finish wrapping all these gifts.
和我可以把这些礼物包装完。
To have a baby
有了孩子
Fortunately, however, ancient men made tools of stone, especially flint,
然而， 幸运的是，远古人用石头制作了工具，特别是用燧石，