Dioxopiperidine
二氧代哌啶, 哌啶二酮
🗣️ 情景例句
Would it make you happy if I just gave up trying?
当初如果我放弃尝试的话你会高兴吗？
To have a girl friend
有女朋友
he knows while he looks at one side what the other side is like;
他看物体的一边时，便知道另一边是个什么样子。