laugh up one's sleeve

do you know these English idioms... ... Greasy Spoon( 小饭馆 ) laugh up one's sleeve( 偷偷地笑 ) a horse laugh( 嘲笑 ) ...

爱思英语论坛 - Powered by... ... laughing stock 笑柄 laugh up one's sleeve 暗暗发笑, 偷笑 laughing gas (化学） 笑气 ...

商务英语口语... ... it never rains but it pours 祸不单行 laugh up one's sleeve 偷偷的笑话某人 a red letter day 大喜的日子 ...

laugh的用法。短语... ... the laugh is on me 我成了笑柄 laugh up one's sleeve 窃喜，暗笑 no laughing matter 不是玩笑事 ...