critical period
柯林斯詞典
1. N a period in a lifetime during which a specific stage of development usually occurs. If it fails to do so, it cannot readily occur afterwards 關鍵時期; 生命中會産生特定發(fā)展堦段的一個時間段,如果該堦段沒有出現(xiàn),以後可能也不會出現(xiàn)[psychol]
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