一些错误看起来是无心之失——庞大的电子数据表中错移的一行或一列数据；还有一些无法解释的错误，杜克的团队轻描淡写地解释为“笔误”。
Some seemed careless — moving a row or a column over by one in a giant spreadsheet — while others seemed inexplicable. The Duke team shrugged them off as “clerical errors.”
无法解释这一事实使学习者的大多数错误并非来自不同的语言之间的差异的比较研究。
Comparative study is unable to explain the fact that most errors learners make do not come from differences between languages.
无法解释这一事实使学习者的大多数错误并非来自不同的语言之间的差异的比较研究。
Comparative study is unable to explain the fact that most errors learners make do not come from differences between languages.
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