go to endless pains

• 不辞辛劳

go to endless pains的用法和样例：

例句

1. He took the trouble to gather the materials for me.
   他不辞辛劳地为我收集资料。
2. She set herself out to give the children a good time.
   她不辞辛劳让孩子们过得愉快。