短语词组短语be cordon off 布置警戒线戒严be ill off 贫困;不幸;翻译A be Ark off 心理卫生学者阿可夫be kept off 保持关闭的状态to be well off 富裕的Will be put off 将被推迟be taken off allocation 取消配给be away off 搞错了be dusted off 拂去灰尘 返回 be off