这种创意并不新鲜，但亚马逊似乎将其性能提高了一个新的档次。
The idea itself isn't new, but Amazon seems to have taken it up a notch.
此次组委会为使论坛更上一个档次，先后邀请到国内外著名专家学者24人，专家们的演讲给论坛带来了新思路、新 经验、新方法。
In order to promote the forum to a higher stage, th e organizer invited 24 famous domestic & abroad experts and scholars. Their speeches bring to the forum ideas, experience and methods.
为提高我国内燃机漆的档次开辟了新的领域。
A new field is opened up to improve the grade of the paint used specially for internal combustion engine in our country.
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