草都干了，东一片西一片的。
这个证据不很可靠。
In poor countries, Internet use is still patchy.
在穷国，互联网的使用情况参差不齐。
工作表现总是不稳定。
My knowledge of science is patchy.
我的科学知识只是一鳞半爪。
The response by donors has been patchy.
捐助者对此反应不一。
Crime is rife and electricity is patchy.
犯罪频发，电力供应时断时续也是问题。
I must admit that my knowledge of science is patchy.
我必须承认我的科学知识只是一鳞半爪。
Its impact so far is hard to assess from patchy official figures.
从零碎的官方数据中很难估计该计划带来的效果。
Its impact so far is hard to assess from patchy official figures.
从零碎的官方数据中很难估计该计划带来的效果。
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