How many countries are there in the UN是什么意思

How many countries are there in the UN中文翻译为联合国有多少国家。
　　[英][ˌju:'en][美][ˌju:'en]
　　pron.家伙，东西;
　　abbr.联合国(United Nations); 硝酸铀铣(Uranyl Nitrate);
　　n.[组]联合国，成立于1945年，致力于推动国际社会的和平稳定;
　　例句：
　The two banks were accused of helping unscrupulous actors transfer and conduct business in violation of international law and UN sanctions.
　　两家银行被控帮助一些不择手段的演员转移和达成交易，违反了国际法和联合国制裁政策。
　The White House has noted his promise to support any attack that was designed to enforce the UN resolutions.
　　白宫已经注意到他承诺支持所有旨在贯彻联合国决议的打击。

联合国有多少会员国？

联合国有多少国家组成?
UN=United Nations联合国

联合国有多少个成员国?