Offer to do so at a low price in order to establish some credibility.

Do you know where I can buy a video machine at a low price?

你知道我哪里能低值买部录影机 吗 ?

He sold his watch at a low price.

他以低价把他的表卖了.

They rented an apartment at a low price.

他们低价租了一套房子.

Sell all the grain in stock at a low price.

把这些存粮低价卖了吧.

You're as deaf as a post.

你聋得像邮筒一样。

It is of no use 1. It is of no use to talk to him; he is as deaf as a post. 2.

注释：：是没有用的跟他说话毫无用处，因为他一点也听见。

One reptile guide from the 1950s went so far as to call them, quote, "deaf as a post."

20世界50年代的一本爬行动物指南书上至始至终称海龟为“全聋”生物。

Inaesthetic and quite unintellectual; peered through those inaesthetic spectacles. It is of no use to talk to him; he is as deaf as a post.

毫无美感而且非常无知的；用那些毫无美感的见解窥测。跟他说话毫无用处，因为他一点也听见。

He is as deaf as a post [ stone, door-post, door-nail, an adder].

他完全聋了。

3: Gee, I sure wish that old guy who lives next door would buy himself a hearing aid& he's a nice old codger but he's deaf as a post and I have to yell every time I talk to him.

嗨，我真希望隔壁那老头儿能给自己买个助听器。他是个和气的老家伙，只是耳朵聋得不行；我每回跟他说话都得大喊。

I had to shout at the old man before he heard me; he must be as deaf as a post.

我必须对那老人大声喊叫他才能听见，他一定聋得很厉害。

Ah, ye ---- " But the officer turned a deaf ear.

啊, 你 -- " 但是警察却置若罔闻.

She turned a deaf ear to their complaints.

她不理睬他们的意见.

You are blind and I am deaf and dumb, so let us touch hands and understand.

你是盲人，而我又聋又哑，那就让我们握着手相知吧。

Sign language ( for deaf and dumb people)

手势语（如聋哑人用的）。

The Analysis of Brainstem Auditory Evoked Potentials in Deaf and Dumb Children

450例聋哑病残儿脑干听觉诱发电位分析

She was deaf and dumb from birth.

她一生下来叉聋又哑。

The deaf and dumb people communicate via gesture language.

聋哑人靠手语进行交流。

The language of the deaf and dumb mainly relies on imitation whereas that of the blind imagination.

聋哑人的语言与思维主要靠模仿，盲人的语言与思维主要靠想像。

" Was he deaf and dumb, woman?" asked the gentleman sternly.

“难道他也是又聋又哑吗，婆子？”那位绅士很严厉地问道。