English: What were some of Nicholas Miklouho-Maclay's notable achievements?
translation: 尼古拉·尼古拉耶維奇·米克盧霍-馬克萊有哪些顯著成就？
translation: 尼古拉·尼古拉耶維奇·米克盧霍-馬克萊的顯著成就是什麼？