Acetone boby
[机] 酮体
🧩 词语组成解析
n. 丙酮\\n[化] 丙酮
n. 波比（品牌名）
🗣️ 情景例句
Come in. Oh, Carl and David.
哦，是卡尔和大卫，请进。
The day is long to him who knows not how to use it.
百无聊赖。
What seems to be the delay in shipping?
你们出货延迟了，是什么原故呢？