副词短语
中文翻译：正如
同义词：
['certainly', 'certainly', 'undoubtedly例句：1. I am as sure as the day is long that he will come.（我确信他一定会来。）']
例句：
-
1. I am as sure as the day is long that he will come.
我确信他一定会来。
-
2. She was as sure as she could be that she would win the race.
她确信自己会赢得这场比赛。
-
3.He was as sure of his answer as if it were written on a wall.
他对答案深信不疑，就像写在墙上一样。