名詞后綴：例如：
①naturalist（自然主義）
Naturalist Eul Gibbons introduced a generation of Americans to the delights of nature and eating naturally.
自然主義者尤爾.吉本斯向美國的一代人介紹了自然以及自然飲食樂趣。
②optimist（ 樂觀主義者;樂天派）
President Ronald Reagan was an etemal optimist whose cheery outlook，eloquently presented，were enough to get him elected twice.
羅納德.里根總統(tǒng)是一個永遠(yuǎn)樂觀主義者，他雄辯地陳述了自己的美好展望，這足以
③pacifist（和平主義者）
Suddenly,citizens who had been pacifist all their lives were calling for war.一直都是和平主義者的市民突然要求發(fā)動戰(zhàn)爭。