Phytosphingosine
植物鞘氨醇, 4-羟双氢(神经)鞘氨醇
🗣️ 情景例句
Yes, I know that.
是的 ，我知道。
I would like to repair her washing machine.
我要去修理她的洗衣机。
In England they call this line a queue. You must always wait in a queue.
在英国人们把这样的行列叫队。等车时你总得排队。