他学东西很快 He learn quickly ; He learned things quickly ; He learn anything quickly
他学东西学得很快 He learn learn quickly ; He learned quickly learn what ; He learn anything learn quickly
他学东西快
He is a quick learner
以上为机器翻译结果，长、整句建议使用 人工翻译 。
他学东西快。
He learns things quickly.
youdao
尽管我没有他学东西快。可是，我投入更多的时间到学习中去，所以，我自信我不会落后于他。
Although I can not learn things as fast as him. However, I devote more time to my studies, so I am confident that I will not fall behind him.
他学东西不像他哥哥那么快。
He was not so quick a learner as his brother.
《牛津词典》
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