プログレッシブ和英中辞典(第4版)の解説
ばいりつ【倍率】
❶〔レンズの拡大率〕magnification; magnifying power
倍率10のレンズ
a lens with a magnifying power of 10
倍率の高い［低い］双眼鏡
high-[low-]powered binoculars
倍率を上げる［下げる］
raise [lower] the power ((of a telescope))
❷〔競争率〕
この高校は倍率が高い［低い］
「There is a great deal of [There is not much] competition to enter this high school.