Sphingomyelin
n. [生化](神经)鞘磷脂
🗣️ 情景例句
I think it's time for the wedding to begin.
我想是婚礼可以开始的时候了。
I would like to ask you a favor.
我可以提出一个要求吗？
Where can I check in?
在哪儿办理登记手续？