a bolt from the blue 晴天霹雳 2 {& n$ d, Q! G# K4 U; w% K7 \8 Ha piece of cake 轻而易举# u! U! H, R2 N0 Y: L# o# V
above board 光明正大: {* L5 v. b2 q; F3 m1 k8 V/ i
against the clock 分秒必争5 W3 H6 V" ?3 Y& a" r
all thumbs 笨手笨脚9 V& f- _. h' ~! h4 ?) c
all wet 大错特错3 p2 K: @" E( B( z3 Y
ants in sb.'s pants 坐立不安 ' T, z% R' F0 H* o9 }# ?apple-pie order 井然有序