rocket scientist
noun/ˈrɒkɪt saɪəntɪst/
/ˈrɑːkɪt saɪəntɪst/
used especially in negative sentences (informal)- an extremely intelligent person
火箭科学家：一个非常聪明的人 - You don't need to be a rocket scientist to figure out that this plan will not work.
你不需要绝顶聪明就能看出这个计划行不通。 - He's a nice kid—maybe not a rocket scientist, but he's very sweet.
他是一个好孩子——也许不是火箭科学家，但他非常可爱。
- You don't need to be a rocket scientist to figure out that this plan will not work.