◎ 留白 liúbái[leave a note;leave one's word] 留言-----------------国语辞典：留下空白。如：「青春不要留白，年轻的岁月充满希望，应该好好把握。」英语 to leave a message, to leave some empty space in a work of art, to leave idle moments (in one's life, a theater play etc)德语 eine Nachricht hinterlassen
◎ 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)
◎ 留恋 liúliàn(1) [be reluctant to leave(a place); can't bear to part from sb.]∶舍不得离开或舍弃临毕业时,同学们对学校都十分留恋(2) [recall with nostalgia;think of all the time;hanker after]∶对往日、往事的怀念留恋过去-----------------国语辞典：有所眷恋而舍不得。《三国演义．第一九回》：「操有留恋之意。宫迳步下楼，左右牵之不住。」《文明小史．第一八回》：「当下几个人并无心留恋街上的夜景，匆匆回到栈房。」近迷恋,依恋反断念,舍弃,死心,厌弃
◎ 留一手 liú yī shǒu[hold back a trick or two in teaching a trade or skill] 保留一些本领技能,不拿出来-----------------国语辞典：不将才能、本领全部传授或表现出来。如：「有些杂耍师傅故意留一手不传给徒弟，以至于许多技艺失传。」英语 to hold back a trick, not to divulge all one's trade secrets法语 retenir un truc, ne pas divulguer des secrets
◎ 留存 liúcún(1) [preserve;keep]∶保存(2) [keep on file]∶存放此稿留存(3) [remain;be extant]∶存在;未消失-----------------国语辞典：保存、保留。如：「他仍留存著童年时收藏的书签。」近保存反淘汰,淹没英语 to keep, to preserve, extant, to remain (from the past)德语 Verbleib (S), zurücklegen (V)法语 garder, conserver