generality and differences

• 异同

generality and differences的用法和样例：

例句

1. List the main differences between the endotoxin and exotoxin of bacteria.
   简述细菌内毒素和外毒素的主要异同点。
2. Similarity and difference between PGE and gold in geochemistry are discussed.
   此外，还讨论了铂族元素与金地球化学条件的异同。