impression preparation
英 [ɪmˈpreʃn ˌprepəˈreɪʃn]
美 [ɪmˈpreʃn ˌprepəˈreɪʃn]
印象标本
双语例句
- Effects of experimental false impression on structural identification in metallographic sample preparation
金相样品制备中的假象对组织鉴别的影响 - All that Pierre saw now made hardly any impression on him& as though his soul, in preparation for a hard struggle, refused to receive any impression that might weaken it.
皮埃尔对他现在所见到的一切，都不会留下任何印象&好像他的灵魂正在准备应付一场艰苦斗争，因而拒绝接受可能削弱它的印象。