hydrocarbons的用法和样例：

例句

This may well hold good for any limited series of related hydrocarbons.这种关系在一些有关烃类的有限系列中可能适用。
With this restricted frequency range it is not applicable to hydrocarbons.这个较紧缩的频率范围不适用于烃类。

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学英语单词

.arj

2-hydroxy-3-naphthoic acid

acid resistant enamelled glass coating