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根據教師來信,在學習文件中,有若干名詞的涵義不了解,本刊就手頭可以找到的资料,就來信中較普遍的问题。作一些解釋,以供參考。
According to a letter from a teacher, there are several terms in the study document that do not understand the meaning of this article. The journal can find information on hand and find out the more general issues in the letter. For some explanation, for reference.