重新开始一遍，将橡皮清洁刷的顶部与先前的2寸条状对准。
Begin again, with the top of the squeegee overlapping the previous stroke about 2 in.
如果它们变化，那么就需要返回到步骤3重新开始并一遍遍重复，直到不再变化为止。
If they change, you need to start over by going back to step 3, and continuing again and again until they don't change clusters.
他们明白我们都在学习阶段，所以会耐心地鼓励你一遍一遍地重新开始。 槅。
They understand that we're all learning, so they patiently encourage you to begin again, and again, and again.
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