普通的的英文：
commom
common
ecumenic
ecumenical
garden-variety
General
generic
like another
medial
middling
mill-run
ordinary
plebeian
regulation
run-of-mill
run-of-the-mill
simple
unexceptional
usual
vulgar
workaday

Regular price
普通票价

Conventional mud
普通泥浆

Rank and file
普通一兵,普通老百姓

a common sailor.
一位普通的水手

Flour that does not contain baking powder
不含发酵粉的普通白面.

Conventional extra-budgetary resources.
普通预算外资源。

basalt is the commonest volcanic rock
玄武岩是最普通的火山岩。

An ordinary shampoo, please.
请按普通规格给我洗头。

Kent describes himself as just an average Joe.
肯特视自己为一名普通的美国人。

Sounds are classified into two kinds: sonic and ultrasonic.
声波分为两类，即普通声波与超声波。