时间：2022-10-05 17:05
twice在句中可修饰静态动词、动态动词，也可修饰形容词、名词、数词或其他副词。twice是一个英语副词，副词在句子中可以表示行为或状态特征，副词可以修饰动词、形容词、其他副词或全句。twice的意思是“两次，两遍，两倍”。
twice a week.每周两次
think twice.重新考虑
twice over.两倍
once or twice.一两次,偶尔
think twice about.仔细考虑，重加考虑
at twice.在第二次时，分两次
in twice.分两次
twice over.两倍
I go swimming twice a week.我每星期游泳两次。
We go there maybe once or twice a month.我们每月大概去那里一到两次。
I called him twice.我喊了他两遍。
The newspaper is published twice weekly.这份报纸每周出版两次。
I woke up twice in the night.我夜里醒过两次。
The output is twice as much as that of ten years ago.产量是10年前的两倍。
We go there maybe once or twice a month.
我们每月大概去那里一到两次。
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。
New drivers have twice as many accidents as experienced drivers.
新驾驶员所出的事故是老驾驶员的两倍。
You should think twice about employing someone you've never met.
雇用素不相识的人应三思而行。
A comparable house in the south of the city would cost twice as much.
一栋类似的房子位于城南部就要贵一倍的价钱。
Click the left mouse button twice to highlight the program.
双击鼠标左键来加亮突出这个程序。
Cats sleep twice as much as people.
猫睡觉的时间比人长一倍。
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。
This room is twice the length of the kitchen.
这个房间的长度是厨房的两倍。
He's already been reported twice for arriving late.
他因为迟到已经两次被告发。
The ball bounced twice before he could reach it.
球弹了两次他才接到。
I go swimming twice a week.
我每星期游泳两次。
There was enough of the drug in her stomach to kill her twice over.
她胃中的药物足够毒死她两次的。
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。
He visits Paris once or twice a month.
他一个月去一两次巴黎。
Think twice before doing anything rash.
不要草率行事，要三思而行。
It would be an exaggeration to say I knew her well─I only met her twice.
说我非常了解她不免言过其实——我只见过她两次。
In summer we have to mow the lawn twice a week.
夏天我们每周得修剪草坪两次。
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。
