endless
单词辨析：
普通用词，指数量上无限的或事情无休止的。
The possibilities are almost endless.
可能性几乎是无限的。
I'm sick of their endless arguing.
我受够了他们无休止的争吵。
指空间上无边无际的，或数量上无限的。
boundless energy/enthusiasm
无穷的精力／热情
Vast is the sky, boundless the wilds.
天苍苍，野茫茫。
His boundless generosity moved us deeply.
他无限的慷慨深深感动了我们。
Her reforming zeal was boundless.
她对于改革热情无限。
Stars are twinkling in the boundless sky.
浩瀚无垠的天空上繁星闪烁。
指空间或数量上没有限制的，常可与 boundless 换用。
limitless/boundless imagination/space/worries
无限的想象力/空间/烦恼
The future holds limitless/boundless promise.
未来有着无限的希望。
Every child has limitless/boundless potential for success.
每个孩子都有无限的成功潜能。
相关例句：
The recent deterioration has been caused by an apparently endless recession
看似永无止境的经济衰退导致了最近的恶化。
The commentators make endless quips about the female players 'appearance.
评论员们没完没了地拿女选手的容貌打趣。
Automobiles speed in an endless stream along the boulevard.
宽阔的林荫道上，汽车川流不息。
One is dazzled by the endless array of beautiful exhibits.; The exhibition is a feast for the eyes.
展品琳琅满目，美不胜收。
I do not recall any formal training, just endless work and an unending stream of people!
现在想起来，没有任何正式的培训，有的只是没完没了的工作和无休无止的人流！
The young couple are always occupied with endless whispers of love.
那对年轻夫妇总是情话喁喁。