conjunctions
A conjunction of two or more things is the occurrence of them at the same time or place.
the conjunction of two events.
两事件的同时发生。
In grammar, a conjunction is a word or group of words that joins together words, groups, or clauses. In English, there are coordinating conjunctions such as 'and' and 'but', and subordinating conjunctions such as 'although', 'because', and 'when'.
in conjunction with
If one thing is done in conjunction with another, the two things are done or used together.
Textbooks are designed to be used in conjunction with classroom teaching.
教科书被设计成与课堂教学配合使用。