Margarone
软脂酮, 十七(烷)酮, 棕榈酮
🗣️ 情景例句
Thanks for your help! Keep the change.
多谢你帮忙， 不用找了。
In fifty years there'll be twenty people per square yard, it is written here.
这里写着，再过五十年每平方码将要住着20人的人口密度。
I've no idea. He just asked me to come round for supper.
我也不知道，他只是叫我过来吃晚饭。