impasses的中文翻譯是什麼意思

In the history of coalition warfare such impasses have been common, and sometimes disastrous.

在聯合作戰的歷史中,這種相持不下的局面是很普通的, 往往也是災難性的.

I see conundrums, dilemmas , quandaries , impasses, gnarly thickets of fateful possibility with no obvious way out.

眼看問題經緯萬端,進退兩難 、 入困境, 死路一條, 盤根錯節的命定可能性,但找不到明顯的出路.