Malonamide
丙二酰胺
🗣️ 情景例句
Hi, Michelle. It's Daddy.
嗨 Michelle 是爸爸。
OPPS!
哇！
They leave unwanted objects in drawers, cupboards and attics for years,
他们在抽屉里，碗柜中、阁楼上堆放着一些不用的东西，一放就是好几年，