I'm not a hundred per cent sure.

我不能百分之百肯定。

I still don't feel a hundred per cent.

我还是觉得有些不舒服。

Inflation fell to just over 4 per cent.

通货膨胀降至4%多一点。

His salary has been cut by ten per cent.

他的薪金减少了百分之十。

The system is not 100 per cent foolproof.

该系统不是百分之百不出毛病的。

Their profits have fallen by 30 per cent.

他们的利润减少了30%。

House prices rose five per cent last year.

去年房价上涨百分之五。

My family supports me one hundred per cent.

我的家人全力支持我。

Every player gave a hundred per cent tonight.

今天晚上所有的运动员都尽了最大的努力。

Over ten per cent of the workforce is now idle.

现在有超过百分之十的劳动力闲置。

Sales of new homes fell by 1.4 per cent in August.

新房的销售量在8月份下降了1.4%。

In May the consumer price index fell by 1.1 per cent.

五月份的消费者物价指数下降了1.1个百分点。

Travel agents charge 1 per cent commission on tickets.

旅行社收1%的购票服务费。

The disease affects fully 30 per cent of the population.

这种病感染了足足30%的人口。

The inflation rate has been creeping up to 9.5 per cent.

通货膨胀率已攀升至9.5％。

The cost of third-class mail has gone up by 50 per cent.

第三类邮件的邮资上涨了50%。

There will be an increase in the range of 0 to 3 per cent.

将会有0到3个百分点的增长幅度。

The basic pay of the average worker has risen by 3 per cent.

工人的平均基本工资上升了3%。

Modern tennis rackets are now apparently 20 per cent lighter.

据我所知现代的网球拍轻了20%。

It is often stated that we use only 10 per cent of our brain.

常有报告称人只运用了大脑的10%。

The average yearly increment in productivity was 4.5 per cent.

生产率的年平均增长量是4.5%。

A career as an actor requires one hundred per cent commitment.

干演员这一行需要百分之百的投入。

The limit for carbon monoxide is 4.5 per cent of the exhaust gas.

尾气中一氧化碳的排放量限制在4.5% 以下。

The profits growth came on the back of a 26 per cent rise in sales.

利润增长来自26%的销售额增长。

Poor families spend about 80 to 90 per cent of their income on food.

贫困家庭大约花费收入的80%到90%购买食物。

An important statistic is that 94 per cent of crime relates to property.

一个重要数据是94%的犯罪同财产有关。

In Japan 99 per cent of all households now have a colour television set.

日本99％的家庭如今都有彩电。

The final count in last month's referendum showed 56.7 per cent in favour.

上个月全民投票的最后计票显示支持率为56.7%。

He predicted sales will fall 2 per cent to 6 per cent in the second quarter.

他预计第二季度的销售量将下降2%至6%.

Profits have risen by 15 per cent compared with the corresponding period last year.

与去年同期相比利润增长了15%。