有益: useful, beneficial, profitable...
品行: behavior, moral conduct...
回忆: to recall, memories...
更正: to correct, to make a correction...
包括: to comprise, to include, to involve, to incorporate, to consist of...
日后: sometime, someday (in the future)...
沉重: heavy, hard, serious, critical...
发布会: news conference, briefing...
首相: prime minister (of Japan or UK etc)...