She's been dumb from birth.
她生来就是哑巴。
What a dumb question.
多么愚蠢的问题。
We were struck dumb for a minute.
一时间我们都哑口无言。
He is dumb on the subject.
他对这个问题表示沉默。
He's acting so dumb, it's like he's from another planet.
他表现得如此愚蠢，就像来自另一个星球一样。
Don't be such a dumb question-asker, Google is your friend.
别这么问些愚蠢的问题，谷歌就是你的朋友。
She's the dumbest person I've ever met, and yet she's always talking loudly.
她是我见过的最愚蠢的人，但总是大声说话。
That's a dumb move, you'll regret it later.
那是个愚蠢的决定，你以后会后悔的。
Don't be a dumb victim, always take steps to protect yourself online.
别做无知的受害者，上网时要时刻保护自己。
The kids were playing a dumb game, but they seemed to enjoy it.
孩子们在玩一个愚蠢的游戏，但他们似乎玩得很开心。
She married him for his money, what a dumb thing to do.
她为了钱嫁给他，真是做了件愚蠢的事。
Don't be a dumb bystander, get involved if you see something wrong.
别做旁观者，看到不好的事情要挺身而出。
His argument was full of logical fallacies, it was a dumb attempt at persuasion.
他的论点充满了逻辑漏洞，这是个愚蠢的说服尝试。
Dumb luck got him the job, but he'll need more than that to succeed.
他只是运气好得到了那份工作，但他要想成功还需要更多努力。
"If he bans WeChat, it'd be like he makes us Chinese Americans blind and dumb.
I find this aspect of AI, and in-app search results, primitive, amusing, dumb and inexplicable.
By adding sensors such as sound, light and electricity, it helps dumb devices produce sound and achieve interconnections between people and devices.