Psychosin
[医] [神经]鞘氨醇乳糖甙
🗣️ 情景例句
When do you need the volunteers,
你们什么时候需要义工
She's perfectly reasonable in her demands.
她的要求完全合情合理。
The farmers are all busy, getting ready for the next year.
农民们则全都忙着为下一年作准备。