Who first conceived such an idea?

　　誰最先想出這種主意？

　　Who first conceived the idea of filling bags with gas to make balloons?

　　是誰第一個想出把袋子里裝上氣體做成氣球的主意？

　　He conceived the idea of transforming the old power station into an arts centre.

　　他想出了一個把舊發電站改造成為藝術中心的主意。

　　I perceived a change in his behaviour over those months.

　　我注意到他的舉止在那幾個月里有些改變。

　　She perceived that all was not well.

　　她意識到并非一切都順利。

　　This discovery was perceived as a major breakthrough.

　　這一發現被視為一項重大突破。