Rabbits proliferate when they have plenty of food.兔子有充足的食物就会繁衍得很快.There is a natural tendency for services to proliferate.各种服务大量产生就成为一种自然的趋势.Fantasies proliferate where factsare few.事实缺乏则幻想增多....
在音乐会上, 有三首钢琴独奏曲.In the concert, there are three piano solos.音乐演奏节目单上有两支钢琴独奏曲.There are two piano solos on the musical bill of fare.爱是人生的和弦, 不是孤单的独奏曲.Love is a chord in life, not a solo....