堅決鬥爭;全力以赴地鬥爭
to fight in a very determined way for what you want
The residents are fighting tooth and nail to stop the new development.居民為制止新的建房開發計劃正在全力以赴進行鬥爭。
釋義來自《牛津高階英漢雙解詞典》第 9 版