While hardware balancers may outperform software - based balancers, their flexibility is always limited.是什么意思？

While hardware balancers may outperform software - based balancers, their flexibility is always limited.

虽然硬件平衡器可能超越软件基础的平衡器, 但它们的灵活性总是被限制.

while

conj. 在…期间，与…同时，虽然，

例句
A Dr Matthew Owens was reported missing while on an expedition to north-eastern Turkey.
据报道，一位叫马修·欧文斯的博士在前往土耳其东北部考察的途中失踪了。

hardware

n. 五金器具，计算机硬件，武器装备；

例句
The components are readily available in hardware shops...
这些零件很容易在五金商店买到。

balancers

n. 权衡者( balancer的名词复数 )；

例句
Ball - type automatic balancers are employed widely in optical disk drive industry.
目前在光碟机减振上应用最广泛的装置之一为滚珠型自动平衡装置.

May

aux. 可以，也许，会，但愿；n. [May]五月，山楂属植物，（五朔节装饰用的）绿枝花枝，（春天开花的）绣线菊属植物；

例句
The way that American history is taught may change in order to accommodate some more of those cultures.
美国历史的授课方式可能会为了照顾到更多的文化而作改变。

outperform

--

例句
The results show that, for Chinese dependency parsing action - based parsers outperform generative and discriminative parsers.
结果显示, 对于中文依存句法分析,决策式句法分析在性能上好于产生式和判别式句法分析.

software

n. 软件，软体，软设备；

例句
...a software system to aid managers in advanced decision-making...
帮助经理作出高级决策的软件系统

based

adj. 有根基的，有基地的；v. 立基于，以…为基础(base的过去式和过去分词)；

例句
...the doctrine of absolute monarchy based upon divine right.
以神权为基础的君主专制学说

their

pron. 他（她，它）们的，在提及性别不详的人时，用以代替 him 或 her；

例句
Their permissiveness toward their children reflects the wild abandon of their own lives.
他们对孩子的放任折射出他们自身生活的放浪形骸。

flexibility

n. 柔韧性，机动性，灵活性，伸缩性，可塑度，柔度；

例句
Callisthenics can improve joint flexibility and muscle tone.
体操能提高关节的柔韧性和肌肉的和谐性.

is

vt.& vi. 是（be的三单形式；n. 存在；

例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

always

adv. 总是，老是，永远，始终，常常，不断地；

例句
Some cities are always going to be more advantaged.
一些城市总会有一些得天独厚的优势。

limited

adj. 有限的，（君主权力）受宪法限制的，〈美〉乘客名额有限制的，（智力，能力等）有限的；n. 高级快车，直达的火车或汽车；

例句
Tickets are limited and will be allocated to those who apply first...
票数有限，先申请者先得。