Means (and standard deviations) for self-rated proficiency, age of acquisition, and time learning L2, L3, and L4, as well as self-rated English proficiency, age of acquisition of English, and age at which English fluency was reached.
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Means (and standard deviations) for self-rated proficiency, age of acquisition, and time learning L2, L3, and L4, as well as self-rated English proficiency, age of acquisition of English, and age at which English fluency was reached.
创建时间：
2022-03-21
