多蒙鼎力相助不胜感谢: we are extremely grateful to you for the trouble you have taken on our behalf
父母: father and mother; parents 短语和例子父母作主 (of one's marriage) decided by one's parents; 那对年轻的父母惯坏了他们的独生子。 the young parents spoiled their only son.; 父母形象 [心理学] parent figure; 父母学校 (婚前学校) parent