She completely mishandled an important project purely through lack of attention...是什么意思？

She completely mishandled an important project purely through lack of attention...

她之所以彻底搞砸了一个重大项目纯粹是因为不够上心。

she

pron. 她，它；

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。

completely

adv. 完全地，完整地，完全，彻底，全部，一干二净，很，非常，充分，十分，万分；

例句
...a second career which absorbed her more completely than her acting ever had.
比演艺生涯更让她投入的又一职业

mishandled

adj. 胡乱操作的；v. 处理不当[不力]( mishandle的过去式和过去分词 )，粗暴地对待；

例句
The government has mishandled the whole affair...
政府对整个事件处理不当。

an

art. 一（在元音字母前代替不定代词a），一任一某一，一个；

例句
He started eating an apple...
他开始吃苹果。

important

adj. 重要的，权威的，有势力的，有地位的；

例句
The presence or absence of clouds can have an important impact on heat transfer...
有无云层对热量的传递会产生重要的影响。

project

vt. 放映，计划，发射，展现，使突出；vi. 伸出，突出；

例句
...a project from which considerable benefit will accrue to the community...
使社区持续受益的项目

purely

adv. 完全地，十足地，纯粹地，纯洁地，贞淑地；

例句
Such is the size of the problem that these arguments are purely academic.
问题的实情在于这些论点纯属空谈。

through

prep. 通过，穿过，经由，透过，凭借；adv. 从头到尾，彻底，自始至终；adj. （电话）接通，通话完毕，有洞的，直达的；

例句
The proposal was instantly voted through with two to one in favour, accompanied by enthusiastic applause...
在热烈的掌声中，提案以2比1的优势很快通过了表决。

lack

vt. 缺乏，缺少，需要的东西；n. 缺乏，不足，没有，缺少的东西；

例句
Stress and lack of sleep can aggravate the situation...
压力和睡眠不足会使情况恶化。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

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

attention

n. 注意，注意力，照料，关怀，殷勤；int. [口令]立正；

例句
Every bank pays close attention to the speed and accuracy of its staff.
每家银行都非常关注雇员的工作速度和无差错率。