Many do-gooding outfits suffer from having too broad a focus and too narrow a base.

许多做好事的机构苦于基础过于狭窄而关注面太宽。

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Does the medium or publication cover the geographic area where your likely customers are located, without including so broad a region that you're paying mostly for exposure you don't need?

该媒体或出版物所覆盖的地理区域是否覆盖潜在客户所在地区，而不过于广泛以至要你支付你所不需要的大部分费用？

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A broad valley opened up leading to a high, flat plateau of cultivated land.

一个宽阔的山谷展开，通向一片平坦的高原耕地。

《柯林斯英汉双解大词典》

"We want to deal with as broad a range" of Palestinians leaders as possible, the official said.

CNN: Top Bush official: Arafat supports terror

Mr Netanyahu told reporters on Wednesday he would aim to form "as broad a coalition as possible".

BBC: Yair Lapid (23 January 2013)

However, you paint the healthcare venture capital community with too broad a brush.

FORBES: How Venture Capital Helps Drive Up Health Care Costs