First.We will continue to give unfaltering support to the United Nations and related agencies, and we will continue to search for ways to strengthen their authority and increase their effectiveness.是什么意思_First.We will continue to give unfaltering support to the United Nations and related agencies, and we will continue to search for ways to strengthen their authority and increase their effectiveness.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句