Pius ix
un. 庇护九世(1792—1878,罗马教皇,任期1846—1878)\\n
🧩 词语组成解析
n. 庇护；孝顺
abbr. 离子交换（Ion Exchange）
🗣️ 情景例句
you have so much energy and so many years of experience.
你精力这么好 ，又有这么多年的经验。
I'd like two seats on today's northwest flight 7 to detroit, please.
我想订两张今天西北航空公司7班次到底特律的机票。
It has been estimated that the weight of all the insects destroyed by spiders in Britain in one year would be greater than the total weight of all the human beings in the country.
据估计，在英国蜘蛛一年里所消灭昆虫的重量超过这个国家人口的总重量。