all-or-nothing 是什么意思

	adj. 获得一切或一无所有的，不全则无的，孤注一掷的。

occurring completely or not occurring at all
同义词：all-or-none,

	1.	Economic decisions are only rarely of an all-or-nothing nature . 经济决策很少属于要么肯定一切，要么否定一切的性质。
	2.	In the meantime critics outside the government were also emphasizing the dangers of the all-or-nothing policy . 在此期间，政府外面的批评者也正在强调指出这种孤注一掷政策的危险性。

all-or-nothing是什么意思