Provine realized that the reason chimps cannot emit a string of "ho ho ho" is that they cannot make more than a single sound when they exhale or inhale.

普罗文认识到，黑猩猩之所以不能发出一连串的“呵呵呵”声音的原因，在于它们在呼气或吸气时无法发出一个以上的音节。

youdao

These women seem to be shaking badly and they haven't made a single sound this whole time.

这些女人似乎抖得很厉害，而且一直没有发出任何声音。

youdao

Latin is an almost purely phonetic language. There are no silent letters, and each letter represents a single sound.

拉丁语几乎是纯粹的语音语言，即单词中没有不发音的字母，每个字母都有固定的发音。

youdao

(Sound) The blast in Peshawar was the deadliest single attack this year in Pakistan.

VOA: standard.2009.10.28

She won a place in Girls Aloud through reality TV show Popstars: The Rivals in 2002, and their first single Sound of the Underground went straight to number one.

BBC: NEWS | UK | Tweedy and Cole in wedding ruse

In Finnish, exceptionally, each letter makes a single logical sound and there are no irregular words.

ECONOMIST: Education reform

Mr. WANG: The combos nacionales never boasted a single signature sound in the same way we associate samba with Brazil or (unintelligible) with Cuba.

NPR: The Sounds of Panama's Mixed Musical Heritage