bright idea

1.

Just then a bright idea occurred to me.

正在那时候，我想到一个妙主意。

2.

Dad had the bright idea of making a serving hatch in the wall between the kitchen and the dining room.

爸爸出了一个好主意，在厨房和餐室之间的墙上开了一个分发饭菜的窗口。