| 释义 |
quadruple/kwɒˈdru:pl; us kwɑ:ˈd- ||; kwɑdˈrupḷ/verb [i,t] to multiply or be multiplied by four 乘以四；成四倍 quadruplesee ⇨ increase 3 • • •• ⇨ double/triple/quadruple quad·ru·ple /kwɑd`rupḷ; ˈkwɒdrʊpəl/v [i,t]if you quadruple an amount, or if an amount quadruples, it becomes four times as big 变成四倍; 以四倍乘［某数］:◇the number of car owners has quadrupled in the last twenty years. 在过去二十年里，拥有汽车的人数增长至四倍。 |