odds & ends 零碎的工作

off color 身体不爽

on pins and needles 如坐针毡

once in a blue moon 绝无仅有

packed like sardines 拥挤得象沙丁鱼罐头一样

pain in the neck 极讨厌的人或物

plain sailing 一帆风顺，轻而易举之事