Levulinamide
4-氧(代)戊酰胺
🗣️ 情景例句
I think I'm going to vomit.
我觉得我要吐了。
She passed her competitive examination not without difficulty.
她好不容易才通过了答辩考试。
Specially-made lanterns are hung outside each house to help the dead to find their way.
特制的灯笼挂在各家的门外，为的是帮助亡灵看清道路。