Experience is a hard teacher because she gives the test first, the lesson afterward.
经验是一位先行测试后才授课严厉的老师。
-- Vernon Law 弗农定律
Experience is a hard teacher because she gives the test first, the lesson afterward.
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Experience is a hard teacher because she gives the test first, the lesson afterward.
经验是一位先行测试后才授课严厉的老师。
-- Vernon Law 弗农定律
