而且他们永远，我的意思是永远，不会来临如果没有高的代价。

And they never, and I mean never, come without high stakes.

youdao

事实上，最好的主意不是一下子来临的。擎着的双臂无法接纳他们。而且他们永远，我的意思是永远，不会来临如果没有高的代价。

Truth is, the best ideas don't come all at once. They aren't accepted with open arms. And they never, and I mean never, come without high stakes.

youdao

他家人为他起的广东话绰号翻译过来意思是“永远坐不住”。

His family's Cantonese nickname for him translates as Never Sits Still.

《柯林斯英汉双解大词典》

for he meant actually that we will never observe gravitational waves.

他的意思其实是我们永远无法观察引力波。

以爱因斯坦为榜样 - SpeakingMax英语口语达人