1.His sudden appearance, alive, at a press conference dumbfounded his grieving friends and colleagues.

他突然现身新闻发布会，这让陷入哀痛的朋友和同事们目瞪口呆。

2.Dumbfounded by his daughter's logic, Grandet turned pale and stamped and swore.

格朗台被女儿的逻辑弄得目瞪口呆，脸色煞白，跺脚骂骂咧咧。机翻

3.It dumbfounds me how the word " refugee" is considered something to be dirty, something to be ashamed of.

令我目瞪口呆的， “ 难民” 这个词竟然被认脏的、令人羞愧的。机翻

4.It's a strategy that flat-out dumbfounds SpaceX's competitors, like United Launch Alliance, or ULA, which openly brags about depending on more than 1,200 suppliers to make its end products.

这一战略让SpaceX的竞争对手们大跌眼镜, 比如联合发射联盟 (United Launch Alliance, 简称ULA) , 该公司公开吹嘘自己依赖1200多家供应商来制造其终端产品。机翻

5.In January, it dumbfounded netizens by introducing a new product completely unrelated to its expertise, luosifen, a rice noodle product that is arguably one of the most talked-about Chinese street foods and which has many young fans.

1，它推出了一款与其专长完全无关的新产品——螺丝粉， 让网友们目瞪口呆。 这种米线产品可以说中国街头最受关注的小吃之一， 拥有众多轻粉丝。机翻