a bolt from the blue 晴天霹雳 ~# p7 R( ~2 m7 s" d6 Y
a piece of cake 轻而易举 5 \$ m1 ^9 L, n9 @above board 光明正大$ m6 l$ W, i# U
against the clock 分秒必争% y2 Q+ z; S6 Z2 B# u
all thumbs 笨手笨脚9 |) p! ?- W0 D2 r
all wet 大错特错' F' m" _' Y8 @7 h! q
ants in sb.'s pants 坐立不安6 s r: ]# B4 Q8 m) ]8 @, \
apple-pie order 井然有序