Dspc
[医][=disaturated phosphatidyl choline]双饱和卵磷脂，双饱和磷脂酰胆碱
🗣️ 情景例句
Remember?
记得吗？
They are so busy these days, that they don't even have time for their friends.
他们最近忙得没法和朋友见面。
Many pedal their tricycles, but most of them prefer to push or drag them.
很多孩子用脚蹬车，但多数孩子更愿意推或是拉着三轮车。