N-acylsphingosine英美【化】N-酰基鞘氨醇, N-酰基神经鞘氨醇化学双语例句ⅱ was a new compound which structure was deduced as a N-acylsphingosine with two double bonds.Ⅱ为一个新的含有两个双键的N-酰基神经鞘氨醇。