助词“等”与“等等”的作用

Function and Use of Deng(等) and Dengdeng(等等)

多项并列可以有列举已尽、未尽之分,单项式也有已尽、未尽之别。助词"等""等等"可以出现在列举未尽的单项式之后,尚未见到出现在列举已尽的单项式之后;二者都可以出现在列举未尽、列举已尽的多项式之后。并且"等""等等"的后面都可以出现其他词语。

Deng（等） and Dengdeng（等等） can be used behind a sing word and several words（or phrases, or clauses） which are listed together. The several words（or phrases, or clauses） which are listed together may be enumerated finished or unfinished. Deng（等） and Dengdeng（等等） can be followed by other words.