◎ 笑逐颜开 xiàozhú-yánkāi[beam with smiles;be all smiles;be wreathed in smiles;smile happily] 笑容满面,喜形于色 宋江见了,喜从天降,笑逐颜开。——《水浒传》-----------------国语辞典:心中喜悦而眉开眼笑的样子。《京本通俗小说.西山一窟鬼》:「教授听得说罢,喜从天降,笑逐颜开,道:『若还真个有这人时,可知好哩!』」《初刻拍案惊奇.卷一》:「那主人听得肯卖,不觉喜从天降,笑逐颜开。」也作「喜逐颜开」。近喜笑颜开反颦眉蹙额,愁眉不展,愁眉苦脸,愁眉锁眼
◎ 留难 liúnàn[make things difficult for sb.; put obstacles in sb.'s way] 无理阻挠刁难-----------------国语辞典:故意刁难,阻留。汉.桓宽《盐铁论.本议》:「百姓贱卖货物以便上求,间者郡国或令民作布絮,吏留难与之为市。」《文明小史.第一五回》:「从前说中国厘捐留难客商,客商见了都要头痛。」反方便
◎ 留成,留成儿 liúchéng,liúchéngr[retain a certain percentage for the unit that produces the profit;deduct a percentage (from a sum of money etc.)] 按一定成数从钱财的总数中留下来 利润留成-----------------国语辞典:企业或团体按一定比例提取利润或保留的产品。英语 to retain a portion (of profits etc)法语 portion retenue (d'une somme d'argent), retenir un pourcentage (d'une recette)