The unexpected news dumbfound him completely.

这突如其来的消息使他完全惊呆。

The magician's trick will dumbfound the audience.

魔术师的把戏会使观众惊呆。

Her sudden resignation will dumbfound everyone in the office.

她的突然辞职会使办公室里的每个人惊呆。

The complexity of the puzzle will dumbfound even the experts.

这个谜题的复杂性会使即使是专家也惊呆。

The breathtaking view from the top of the mountain will dumbfound you.

从山顶看到的壮丽景色会使你惊呆。

It doesn't make any sense. I don't even know what to say. I'm dumbfound.

让人难以理解，真不知道说什么，我惊呆了。