Since my writing had a tendency to smudge , I completed school papers in ink or ball-pen, so answers needed to be right the first time.

自从我写了一种倾向，弄脏，我完成了学校的试卷球墨水或钢笔，所以需要的答案是正确的第一次。

youdao

But, he realized, even in his panic he had not wanted to smudge the creamy paper by shutting the book while the ink was wet.

然而他立即意识到，不管多慌乱他都不愿在墨迹未干时合本子，怕弄脏那奶油般白腻的纸张。

youdao

There are smudge marks where Beethoven rubbed out the brown ink before it could dry, and scratches where he erased notes with a needle.

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