This has a voiceless TH at the end.

这个末尾有一个不 TH 。

I started this to provide a voice to the voiceless.

我开始这样做是为了给那些没有言权人提供一个言机会。

Now, this video focuses on voiceless consonants.

这段视频重点是清辅。

When the word ends with a voiceless consonant, then we add an S.

当单词以清辅结尾时，我们是/s/。

Voiceless people realized that they had a voice, and it was powerful and eloquent.

欲言无处诉人识到自己有话语权了，而且还能声势浩大、振振有词。

Mr Snyder's book straightens the record in favour of the voiceless and forgotten.

Snyder大作理清了曲直，只为那些已无法出声已被忘却冤魂。

Hey, did you bring that — Sweet tears, a voiceless consonant.

嘿，你带来了——Sweet tears，/teə(r)/是清辅吗？

But this video will focus on the voiceless consonants.

但这段视频重点是清辅。

Either two voiceless consonants or two voiced consonants.

个清个浊辅。

The vocal cords are vibrating just as the S is voiceless and the Z is voiced.

声带在振动，就像/s/是不声，/z/是声。

And there's so many who are voiceless and there's so many who are incapable of action.

很多人都没有言权，他们没有行动能力。

In English, we say the voiceless sound with a puff of air.

在英语中，我们清辅时候会有一股气流。

Now, there are two types of THs: one that is voiced and one that is voiceless.

TH 有种：一种是浊辅，一种是清辅。

Scientists also used to think that turtles were voiceless and mother turtles abandoned their nests after laying their eggs.

科学家以前也认为龟是不会声，而且龟妈妈会在孵化了蛋以后弃巢。

You pass messages, and talk about the suffering of the people, and be the voice of the voiceless, basically.

你可以通过hip-hop传达信息，诉说人民疾苦，为那些有苦无处说人们传递声。

So try this: find me a tongue sound, a lingual, that's clear, meaning voiceless, and has the first tone.

帮我找一个声母属于「舌」， 也就是（现代语言学）舌冠，「清」，也就是清辅，属于第一种声调字。

Listen carefully to hear the difference. For each example I shall say the word with the voiceless sound first.

仔细听其中区别。每一组例子我会先读有清辅单词。

Now when the -ed suffix appears after a voiceless consonant.

现在我们来看看“ed”后缀出现在一个清辅之后情况。

With the voiceless sound there is a big puff of air. You can feel it with your hands.

读清辅时候有一股气流。你可以用手感受下。

The Pakistani teenage campaigner for girls' education Malala Yousafzai said her award was for the voiceless children of the world.

支持女孩教育权利巴基斯坦儿童活动家马拉拉·优素福称她奖品要送给全世界不能为权利出呼声孩子们。