Ketopalmitate
酮棕榈酸, 酮软脂酸
🗣️ 情景例句
Grandpa, you are a terrific guy!
爷爷， 你真了不起！
My brother wants to learn how to swim.
我的兄弟要去学游泳。
So far, no man has travelled farther than the moon, but spaceships without people have reach other parts of the universe.
到目前为止，尚未有人到过比月球更远的地方，但无人驾驶的宇宙飞船已到达过宇宙的其它地方。