一鳴驚人
yì míng jīng rén
Meaning:
to amaze the world with a single brilliant feat (idiom); an overnight celebrity
一鳴:one crowing (of birds)
驚:to frighten
人:people
他平時不常說話,這次參加演講比賽,竟然一鳴驚人,得到第一名。
tā píng shí bù cháng shuō huà ,zhè cì cān jiā yăn jiăng bǐ sài ,jìng rán yì míng jīng rén ,dé dào dì yī míng 。