他们对无标记项的总体掌握程度显著高于有标记项，证明无标记项先于有标记项习得，标记对二语习得有重要影响。
On the whole, the learners did better in the unmarked meanings and functions than the marked ones, suggesting that the unmarked is easier to be learned.
他们对无标记项的总体掌握程度显著高于有标记项，证明无标记项先于有标记项习得，标记对二语习得有重要影响。
On the whole, the learners did better in the unmarked meanings and functions than the marked ones, suggesting that the unmarked is easier to be learned.
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