
twice
英 [twaɪs] 美 [twaɪs]
adv.
两次;两遍;两倍
记忆技巧:twi 二,两 + ce → 两倍;两次
例句
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。
We go there maybe once or twice a month.
我们每月大概去那里一到两次。
Cats sleep twice as much as people.
猫睡觉的时间比人长一倍。