a bolt from the blue 晴天霹雳. R n" d' V: P
a piece of cake 轻而易举 : b' |6 C0 w6 Kabove board 光明正大' ^2 z+ {) K1 k+ p; I3 U1 ^) R; ]) B
against the clock 分秒必争 4 h# S- n/ C3 B Aall thumbs 笨手笨脚 0 O1 Y$ R- e* P5 s% L/ Kall wet 大错特错3 W# P, E; Q0 Q3 x
ants in sb.'s pants 坐立不安 ! p2 F1 c' i1 j- i$ @! d* vapple-pie order 井然有序