rubber stamp 毫无主见、人云亦云的人；刻板的文章，老套无创意的话
The manager was a rubber stamp and he couldn't make any decision by himself.
经理对老板言听计从,毫无主见,他做不了任何决定。
The dean's speech in the meeting yesterday was nothing but a rubber stamp about the goal of life.
教务长昨天在大会上关于人生目标的演讲不过是官样文章罢了,毫无新意。
You may rest assured that...对...你尽可放心
You may rest assured that we will take your interest into consideration.
你尽管放心，我们一定会考虑到你的利益的。