You may rest assured that we will do all we can to find him.

你就放心吧，我们会千方百计找到他。

《牛津词典》

You can rest assured that we will do our best.

你放心吧，我们会尽力而为的。

《新英汉大辞典》

Rest assured, good lady, we here at the Landing have a beautiful home, healthful food, and a cultured atmosphere with which to provide my son.

既然您那么善解人意，那么请您放心，我们在兰丁庄园这儿会给我的儿子提供漂亮的住所，有益健康的食物以及有教养的环境的。

youdao

"We can feel hopeful that whatever was going to happen, which we don't know what it was, that we can rest assured that at least these young people hopefully will be back in the United States."

VOA: standard.2009.12.11

Those of you more comfortable, rest assured we'll start filling in some gaps before long if you're already familiar with this.

那些程度比较好的同学，我们马上来讲一下以前遗漏的问题,如果你们已经熟悉这门课，那会觉得那容易接受。

哈佛公开课 - 计算机科学课程节选

But on the other hand, we could rest assured that that nothing he offered would have any significance whatsoever unless the Palestinians agreed to a final-peace deal with Israel.

CENTERFORSECURITYPOLICY: Fool me twice

It is an enormous loss, but I know we can rest assured that her legacy will live on through her family, friends, and the millions of people around the world who she touched and transformed.

CNN: Eunice Kennedy Shriver dies at 88

Alas, we can all rest assured that the ratings roulette game will continue to spin out favorable grades to well paying clients with high enough yielding deals.

FORBES: Ratings Roulette: Rating Agencies Are At It Again