Prepositions and conjunctions are particles.

介词和连词是小品词。

Conjunctions: 53, Not Even Past, Hybrid Histories.

连词：53，甚至并非过去，杂交史。

We are also going to look at the use of conjunctions.

我们还将学习连词的使用方法。

To introduce various conjunctions and the use of them.

介绍连接词的使用方式。

Impressive planetary conjunctions occur every few years.

给人印象深刻的“合”每几年发生一次。