Some mothers were a bit careless with money...是什么意思？

Some mothers were a bit careless with money...

有些当妈妈的花钱有点随意。

some

det. 一些，某个，部分，相当多的；pron. 一些，若干，（数量不确切时用）有些人；adv. 大约，有点，稍微；

例句
It's not a question of some abstract concept.
这不是某个抽象概念的问题。

mothers

n. 母亲( mother的名词复数 )，妈妈，根由，（对女修道院院长的尊称）；

例句
It is generally not advisable for expectant mothers to travel by air after the 28th week of pregnancy.
怀孕28周以后的准妈妈一般不宜乘坐飞机出行。

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。

bit

n. 一点，一块，少量，少许，一会儿，一转眼，[计] 比特（二进位制信息单位）；adj. 很小的，微不足道的；adv. [口语]相当，有点儿，或多或少，多少[a bit to的省略]；vt. 给（马）上嚼子，上衔铁，抑制，制约；v. 咬，叮( bite的过去式)，刺痛，咬饵，有咬（或叮）的习性；

例句
I've come looking for a bit of advice.
我特来讨教。

careless

adj. 粗心的，无忧无虑的，漫不经心的，不介意的，淡漠的；

例句
...the high-risk world of real estate, where one careless word could blow a whole deal...
一字不慎就可能会断送整笔交易的高风险的房地产业

with

prep. 和，跟，随着，关于，和…一致；

例句
A waiter entered with a tray...
侍者端着托盘进来了。

money

n. 钱，财富，薪水，款项；

例句
He has spent money with gay abandon...
他肆意挥霍钱财。