Asyndetic coordination¶
Dictionaries and Chang (p. 238) give the impression that as a marker of asyndetic coordination -等 must be followed by a numeral classifier. This is not true; other clues, e.g. 都, can also serve to show that it is an exhaustive enumeration.
Example
比如時間、地點、工具等短語都有語序變化問題 (2010)