intermediate和middle的区别？

intermediate: ①中间的，间介的；②中间体，在化学过程中的中间产物

①中间的，间介的

Students are divided into three groups based on their english levels.

1 Beginner level: those who can read and write simple English;

2 Intemediate level: those who can read, write, and speak English with a decent size of vocaburary.

3 Expert level: those who can fluently communicate with native English speakers.

②中间体，在化学过程中的中间产物

Compound A is converted to compound C in this reaction. In the middle of the process we may find an intermediate, compound B.

middle

n.中间, 当中

adj.中间的, 中部的

Please stay in the middle of the line!

The middle part is fatter than the two ends.

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