Among them were rickshaw pulleys, peddlers, policemen and servants.是什么意思？

Among them were rickshaw pulleys, peddlers, policemen and servants.

这些人有的拉车,有的做小买卖, 有的当巡警,有的当仆人.

among

prep. （表示牵涉）经过，（表示位置）处在…中，（表示范围）在…之内，（表示所属）为…所特有；

例句
The system is failing most disastrously among less academic children.
这种制度对学习不太好的孩子效果最差。

them

pron. 他们，她们，它们；

例句
I take care of them to the best of my abilities...
我尽我所能地照顾他们。

were

be的过去时复数和第二人称单数形式，有时代替 was,用于条件从句、动词 wish 之后等；

例句
Shops, houses, and vehicles were set ablaze.
店铺、房子和车辆全都陷于火海。

rickshaw

n. 黄包车，人力车；

例句
Mr. Cao had the rickshaw repaired and didn't deduct the cost from Xiangzi's wages.
曹先生把车收拾好,并没扣祥子的工钱.

pulleys

n. 滑轮（组），滑车( pulley的名词复数 )，皮带轮；

例句
Levers and pulleys are simple machines.
杠杆和滑轮是简单机械.

policemen

n. 警察，（男）警察( policeman的名词复数 )，捕役；

例句
Eight policemen then spent two years combing through the evidence.
之后8位警察花了两年时间搜寻证据。

and

conj. 和，与，而且，于是，然后，因此；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

servants

n. 仆人( servant的名词复数 )，雇员，奴仆般受制（或献身）于…的人，服务于…的事物；

例句
Public scrutiny had brought civil servants out from the backroom and into the spotlight.
公众监督把公务员从幕后带到了公众关注之下。