involve major matters of principle涉及: involve; relate to; refer to ...重大: great; weighty; major; signi ...问题: question; problem正则性问题: regularity problem重大挑战性问题: gc grand challenge problems; gcp grand challenge problems下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:涉及重大原则性问题，即可在微信中查询翻译
