know no bounds
US /noʊ noʊ baʊndz/
UK /nəʊ nəʊ baʊndz/
成語
沒有止境, 無邊無際
to be limitless or without restriction
範例:
•
Her ambition seems to know no bounds.
她的野心似乎沒有止境。
•
The children's energy knew no bounds during the summer holidays.
暑假期間，孩子們的精力旺盛無比。