conceive/kənˈsiːv/
vt., vi.-ceived, -ceiving1. 怀孕The baby was conceived in February and born in November.孩子是二月里受孕，十一月出生的。
2. （常与by连用）想象；构想；设想a badly conceived plan设想不周的计划
Half a century ago it's difficult to conceive of travelling to the moon.半个世纪前去月球旅行是难以想象的。