Ketopalmitate
酮棕榈酸, 酮软脂酸
🗣️ 情景例句
Thank you very much.
非常感谢。
All shall be well, Jack shall have Jill.
有情人终成眷属。
and the search for oil has done more to improve deep drilling than any other mining activity.
寻找石油比其他任何采矿业对改进深孔钻探作的贡献都要大。