She's backpedalled twice already.
她已经两次改变主意了。
我每星期游泳两次。
The villa is cleaned twice a week.
这栋别墅一周打扫两次。
Cats sleep twice as much as people.
猫睡觉的时间比人长一倍。
我参观过一两次。
Balton went broke twice in his career.
伯顿在他的职业生涯中破产过两次。
He visits Paris once or twice a month.
他一个月去一两次巴黎。
The machines are inspected twice daily.
机器每日检查两次。
The newspaper is published twice weekly.
这份报纸每周出版两次。
Players were warned twice for foul play.
选手们因违规而两次被警告。
We go there maybe once or twice a month.
我们每月大概去那里一到两次。
They used to visit her grave twice a year.
他们以前每年给她上两次坟。
We fly between Rome and Paris twice daily.
我们每天有两次航班穿梭于罗马和巴黎之间。
This room is twice the length of the kitchen.
这个房间的长度是厨房的两倍。
Normally he performs his devotions twice a day.
通常他每天进行两次祈祷。
Tickets were selling at twice their face value.
这些票以其面值的两倍价格出售。
I don't know him well; I've only met him twice.
我跟他不熟悉，只见过两次面。
In summer we have to mow the lawn twice a week.
夏天我们每周得修剪草坪两次。
Most supervisory boards meet only twice a year.
大多数监理会一年只开两次会。
Unemployment here is twice the national average.
这儿的失业率是全国平均数的两倍。
The ball bounced twice before he could reach it.
球弹了两次他才接到。
I never thought she'd win once, never mind twice!
我还以为她一次都赢不了，更别说两次了！
He's already been reported twice for arriving late.
他因为迟到已经两次被告发。
You should visit your dentist at least twice a year.
你应该每年至少去看两次牙科医生。
The government has twice declined to back the scheme.
政府已经两次拒绝支持该计划。
The aeroplane will travel at twice the speed of sound.
飞机将以两倍于音速的速度飞行。
I don't know her well, I've only met her once or twice.
我跟她不很熟；我只见过她一两次。
Turn the shanks and baste them once or twice as they cook.
将小腿肉翻一下，烹调时在上面淋上一两次油。
They are in twice daily radio contact with the rebel leader.
他们一天两次通过无线电通信系统与反叛者领导人保持联系。
The paper was actually twice banned under the martial regime.
这份报纸在军人统治时期确实曾两次被禁。
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