Finding a seemingly arbitrary number in the middle of a 40 line block of code is a maintenance nightmare.

在40行的代码块了中寻找一个不带任何表意的字符变量，对于维护工作来说简直是场噩梦。

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A white Tauras isn't exactly the coolest car on the block, but I have driven it for 7 years with minimal maintenance costs.

白色的金牛座虽然并不是我们那个街区最酷的一辆车，但它为我效力了七年，也没花多少维护费用。

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At Cline Cellars, a Sonoma winery that has turned its rooftop solar, the only maintenance problem is dust, which can block out sunlight.

索诺玛县一家叫做Cline Cellars的酒厂屋顶的太阳能板，其唯一维护问题是会遮住阳光的尘土。

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