单向压实one: Once one is one. 一乘一等于 ...direction: n. 1.方位,方向;范围,方面。 2.〔pl.〕 指挥 ...compact: adj. 1.挤满的,密集的;紧密的;(物质)致密的;( ...one-diffraction direction pressing: 单向压制two-direction compacting: 双向成型下载手机词典可随时随地查词查翻译