Thanks Newton

来源: 于 2011-11-23 05:29:26 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

yes, ＂objective＂ and ＂engagement＂ are more appropriate than ＂purpose＂ and ＂involvement＂ that I　ｕｓｅｄ．