The prisoner's ankle chains clanked as they walked.是什么意思？

The prisoner's ankle chains clanked as they walked.

犯人走路时脚镣叮当作响.

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

ankle

n. 踝，踝关节，脚脖子；

例句
John twisted his ankle badly.
约翰的脚脖子崴得很严重。

chains

n. 链( chain的名词复数 )，连串，连锁店或旅馆，一系列的事物；

例句
He had to break right now the chains of habit that bound him to the present.
他必须现在就打破把他束缚在当前境况的习惯。

clanked

v. （使某物）发出叮当声( clank的过去式和过去分词 )；

例句
'Here we are now,' Beth said, as the train clanked into a tiny station.
火车咣当咣当进了小站，“我们到站了，”贝丝说。

as

adv. 同样地，一样地，例如；prep. 作为，以…的身份，如

例句
As far as I can recall, Patti was a Smith.
我记得帕蒂是姓史密斯的。

they

pron. 他/她/它们，人们，大家，政府，当局，她们；

例句
The storms had abated by the time they rounded Cape Horn.
他们绕过合恩角时，暴风雨已经减弱。

walked

v. 走，步行，散步( walk的过去式和过去分词 )，（鬼魂）出现，陪伴…走，徒步旅

例句
Her lover walked out on her after she had aborted their child.
她的情人在她打掉胎儿后甩了她。