a. 不能下定义的, 不确定的
s not capable of being precisely or readily described; not easily put into words
1. If modern physics pushes hard enough, you might eventually build a time machine utilising the as yet undefined dark energy to hold open a speculative co ic portal.
如果现代物理学发展得足够好 或许真能利用这尚未定义的暗能量 来打开推测的宇宙大门 从而造出一台时空机
以上参考资料就是本英汉词典详细汇总的单词undefinable的翻译英语含义,如有错漏请向我们提供反馈意见。