形容词无显著原因的，偶然的
causeless
1. 偶然的：cause 原因 | causeless 偶然的 | causer 引起者
2. 无原因的：犯罪原因论 causationism of crime | 因果 cause and effect | 无原因的 causeless
3. 无显著原因的：无显性组合nulliplex | 无显著原因的causeless | 无现金cashless
4. 无显著原因的, 偶然的：cause tensor || 张量起因 | causeless || 无显著原因的, 偶然的 | causer || 引起者, 引起因素
adj
1. having no cause or apparent cause
e.g. a causeless miracle
fortuitous encounters--strange accidents of fortune
we cannot regard artistic invention as...uncaused and unrelated to the times
Synonym: fortuitous uncaused
2. having no justifying cause or reason
e.g. a senseless, causeless murder
a causeless war that never had an aim
an apparently arbitrary and reasonless change
Synonym: reasonless