对所有类进行专门测试后，还要为所有未覆盖的方法编写测试代码。
Once you partially test all the classes, write tests that cover any uncovered methods.
你可以浏览未覆盖的代码行(可能是在程序员的辅助下)以发现你忽略的某种测试。
You might glance at the uncovered lines of code (possibly assisted by the programmer) to discover the kinds of tests you omitted.
一个计划达到差不多全民覆盖；另一个，虽然要多花80%，但只覆盖了一半的未参保人。
One plan achieves more or less universal coverage; the other, although it costs more than 80 percent as much, covers only about half of those currently uninsured.
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