Mibk
[化] 甲基异丁基酮; 甲基异丁基甲酮
🗣️ 情景例句
When will you be able to deliver?
您什么时候可以交货？
No practice, no gain in one's wit.
吃一堑，长一智。
but it does mean that noise is less dangerous than, say,
但它确实说明，噪音的危险性--比如说--