may not make much noise in order to maintain a clean and quiet environment for reading 6. Take good care of books and magazines. Graffiti may not arbitrarily or damage to books, in violation of these rule
"co"As well as the magazine's "president" in English。这是你原话的翻译。主管:Competent。名词 person in charge 动词 be in charge of/be responsible for。主办:Host。动词 host。协办:Co。社长:Director。