diminutionsˌdɪmɪˈnjuːʃn̩zCOCA²⁵⁴³³⁷⁺⁶BNC¹⁷³⁹⁹⁵⁺² 基本例句 n.减少;缩小;减低医减小原型diminution的复数 It does so by watching for small diminutions in the amount of light from a star as the planet in question passes in front of it, a phenomenon known technically as a transit. 当被观测行星从恒星前经过时, CoRoT号就观察来自恒星的光的细微减少,这种现象在天文术语中叫做过境。 ecocn