去自然博物馆的观后感:请问"it has standardized the overpack requirement as shown in the enclosed file"是什么意思?

请问“has it”是什么意思？？ 请问"it has standardized the overpack requirement as shown in the enclosed file"是什么意思? has it歌词？ has it 中文 has it是什么意思 It has wings. could not stand it any longer Love Has It All是什么意思? It has 100 pandas living in it . "Very nice ,very neat,has teeth,but cannot eat. what is it?"的答案是什么？