Sphingomyelin
n. [生化](神经)鞘磷脂
🗣️ 情景例句
Well, forty-seven, to be exact.
准确点说， 四十七年。
Look who's talking!
怎么不说你自己？
He was just able to lie down on the ground, but could not stand up.
他只能躺在地上，但不能站起来。