without any doubt

例句：

1. 1.Without any doubt, this is the best restaurant in town.
   毫无疑问，这是城里最好的餐厅。
2. 2. He certainly did not mean to hurt her.
   他显然不是故意伤害她的。
3. 3.She certainly didn't expect that.
   她显然没有预料到这一点。