40 元券ModernUnixEnvironmentComfortably¥4940去看看上海外文图书音像专营店发布了预订Beginning Modern Unix:Learn to Live Comfortably in a Modern Unix Environment40 元券comfortably预订sittingjackets¥5000去看看上海外文图书音像专营店发布了预订Are you sitting comfortably? The book jackets of Edward Bawden