a bolt from the blue 晴天霹雳2 T3 s5 h7 `1 Y' O7 y% z, G# C
a piece of cake 轻而易举 " r( ~, o3 Q; G0 Z3 i- m% }above board 光明正大$ G1 i: n( @# S* y0 ~$ L
against the clock 分秒必争* I9 ~, L V" F
all thumbs 笨手笨脚 & A6 @' R' v- P4 fall wet 大错特错 ( z+ x* ?- C! Yants in sb.'s pants 坐立不安 . {- Z$ m, Z$ w" @apple-pie order 井然有序