They pressed on without letup until they got to the top of the hill.
他們一鼓作氣爬上山頂.
《現代漢英綜合大詞典》
He jaws with no letup.
他沒完沒了地講.
辭典例句
We must develop the advanced productive forces without letup.
我們必須堅持不懈地發展先進的生產力.
互聯網
It rained without letup.
雨下個不停.
互聯網
When will this rain letup?
雨甚麼時候才會停呀?
互聯網
"there was never a letup in the noise"