spare no pains

漢語翻譯

例句：

1. The hotel staff spared no pains to ensure that our stay was as enjoyable as possible.
   旅館工作人員對我們照顧得無微不至，儘量讓我們住得舒適，
2. He spares no pains to study English.
   他不辭勞苦地學習英文。