a bolt from the blue 晴天霹雳 : \) X( ~# o. D1 p; J/ Pa piece of cake 轻而易举 ' E% U( V+ ^7 g) a$ g" r* {5 vabove board 光明正大( u6 F: ^5 Y* v) @1 n
against the clock 分秒必争; @$ G% g/ X1 n$ ?# C
all thumbs 笨手笨脚6 ]6 F* ^) B5 w
all wet 大错特错 . ?$ o/ B( N d2 J) o, @ants in sb.'s pants 坐立不安+ [* ]9 |' C* I/ V# k3 \: C
apple-pie order 井然有序