unguentum怎么读，unguentum什么意思，unguentum短语和例句

1.Objective To improve the TLC identification of Unguentum tetracycline.

目的对四环素软膏薄层色谱鉴别法进行改进。

2.Objective To improve the TLC identification of Unguentum tetracycline.

目的对四环素软膏薄层色谱鉴别法进行改进。