Enclosed在贸易用语中可以做名词吗?为什么“Enclosed are two copies of our pric

Enclosed在贸易用语中可以做名词吗?为什么“Enclosed are two copies of our pric 如果动词的过去分词不可做名词那enclosed是名词吗?enclosed is . OPTIONALLY ENCLOSED 在sqlloader中是什么意思. Enclosed are our talagous and price covering all the product enclosed is the latest catalogue,enclosed are my expense sta Enclosed with his letter of application ____ two of his rece we are sending __ separate airmail two copies of our catalog Enclosed pls find the quotation of the two envelopes for you 英文微积分题目Let R be the smaller of the two regions enclosed by t 英语翻译As requested by our correspondent,enclosed is a copy of "part of a building enclosed by 英语句子解析,Enclosed are sample parts showing some of the problem