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

在联合作战的历史中,这种相持不下的局面是很普通的, 往往也是灾难性的.

辞典例句

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

眼看问题经纬万端,进退两难 、 入困境, 死路一条, 盘根错节的命定可能性,但找不到明显的出路.

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