conception
/kənˈsepʃn; kən`sɛpʃən/ n
1 [U, C] conceiving (conceive 1) or being conceived 怀孕; 受孕
the moment of conception 受孕的一刻
an unplanned conception 计划外怀孕.
2
(a) [U] thinking of (an idea or a plan) （主意或计划的）构思, 构想, 设想
The plan, brilliant in its conception, failed because of inadequate preparation. 那计划的构想倒是十分宏伟, 但终因准备不足而告吹.
(b) [C] ~ (of sb/sth/that...) idea, plan or intention 主意; 计划; 意图
The new play is a brilliant conception. 这出新剧真了不起.
I have no conception of (ie do not know) what you mean. 我完全不懂你的意思.