I was then such a smart aleck that I frowned upon the way father was haggling and was on the verge of chipping in a few words when the bargain was finally clinched.

他便又忙着和他们讲价钱。 我那时真是太聪明过分，总觉得他说话不大漂亮，非得自己插嘴不可。

youdao

Smart aleck He is a smart aleck.

他是一个以为自己样样都懂的人。

youdao

Smart-aleck repairmen she didn't need.

自作聪明的修理工，她不需要。

youdao

From an early age, Aleck liked to make new things and find new ways of doing work.

VOA: special.2010.05.14

Seldom does a hand go up, and usually it belongs to a smart aleck.

FORBES: Are You Making Something Usable? Part 4 -- But Is It Valuable?

When Buffet spits out a smart aleck remark like this in public no one ever seems to fact check it.

FORBES: 9:27 am SwissRe settlement by David Benoit

Little by little, Wall is edging out of the collegiate hothouse of smart-aleck ideas and into a (if not the) world.

NEWYORKER: Flashes of Light