Sphingophosphatide
神经磷脂
🗣️ 情景例句
How much does a round trip ticket to go there cost?
一张去那边的往返票要多少钱？
The phone is busy.
电话占线。
After he was arrested, the man admitted hiding in the box before the plane left London.
此人被逮捕后，承认他是在飞机离开伦敦前躲进箱里的。