Acylneuraminate
酰基神經氨(糖)酸, 唾液酸(類)
??? 情景例句
What do we read?
我們讀些什么呢？
He that will eat the nut must first crack the shell.
欲所得，必先勞。
Our manufacturing costs have gone up too much.
我們的制造成本增加太多了。