例句
I checked my bag twice but couldn't find my keys.
我检查了两次包，却没找到钥匙。
Residents who exercise at least twice a week may experience improvements in their physical and mental health.
每周至少锻炼两次的居民，身心健康可能得到改善。
常用搭配
- twice a week｜每周两次
- twice as much｜两倍那么多
- think twice｜再三考虑
- twice the size｜两倍大
用法提示
两倍常用twice as…as或twice the＋名词。