when pigs fly
豬乸都會上樹
piece of cake
易過食生菜
miss the boat
蘇州過後無艇搭
zip your lip
唔出聲冇人話你啞
poke the bear
老虎頭上釘蝨乸
greenhorn
菜鳥
till doomsday
等到天昏地暗
apple of eye
掌上明珠
accidentally on purpose
扮豬食老虎
bell the cat
與虎謀皮
kill two birds with one stone
一石二鳥
build castle in air
天馬行空
night owl
夜鬼
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