1·Oh yeah I jumped to part fifty one, okay.
我跳到了51部分，好了。
2·One has to be able to count, if only so that at fifty one doesn't marry a girl of twenty.
人要会计数，假如会，五十岁的人，就不会娶二十岁的姑娘。
3·Article 2 The total contract amount is RMB 251,896.53 Yuan (in number), i. e. RMB two hundred and fifty one thousand and eight hundred and ninety six point five three Yuan in words.
第二条本合同总金额为人民币251，896.53元（小写），人民币（大写） 贰拾伍万壹仟捌佰玖拾陆元伍角叁分整。
4·One day, his father gave him fifty pence.
一天，他父亲给了他五十便士。
5·One of the strange things that occurred during the power-cut was that some fifty blind people lead many sighted workers home.
停电期间发生的一件奇怪的事情是，大约五十名盲人引导许多视力正常的工人回家。
6·Nowadays, there are fewer than one thousand well trained gugin players and perhaps no more than fifty living masters.
如今，受过良好训练的古琴演奏者不足1000人，活着的大师可能不超过50人。
7·In fifty-two years of working he had one week of sickness.
他在52年的工作时间里曾生过1星期的病。
—— 《柯林斯英汉双解大词典》
8·It cost one hundred and fifty pounds.
那东西花了一百五十英镑。
—— 《牛津词典》
9·Sometimes they would take fifty or sixty eggs out of one hole.
有时，他们能从一个洞里取出五六十个蛋。
10·Fifty and fifty is one hundred.
五十加五十等于一百。