crossrailn.横木crossv.穿过；交叉；杂交；反对；勾掉；碰见；阻挠n.十字架；十字形；杂交动植物；苦难adj.交叉的；相反的；生气的；杂交的cross - border ethnic issues跨界民旅问题cross- cultural transmission跨文化传播cross-disciplinary personnel复合型人才crosstalk of colour subcarrier彩色副载波串扰cross someone's hand with coinCrossed-field Balanced mixer正交场平衡混频器cross complement fixation test交叉补体结合试验crossed-over electrophoresis交叉电泳cross-country train journeys穿越全国的火车旅行cross-disciplinary education跨学科教育