Some "expert amateurs" in the satellite game could provide some inspiration for how to proceed responsibly.

卫星比赛中的一些“业余专家”可以为如何负责任地开展活动提供一些灵感。

The overall result has been to make entrance to professional geological journals harder for amateurs, a result that has been reinforced by the widespread introduction of refereeing.

这样做的总体结果就是业余爱好者想在专业地质学期刊上发表文章就更难了，而评审制度的广泛采用又进一步加强了这一结果。

This work was done by a bunch of amateurs!

这项工作是一帮外行干的！

Amateurs fall by the wayside when the going gets tough.

初学者们遇到困难就半途而废。

The tournament is open to both amateurs and professionals.

这次锦标赛业余选手和职业选手均可参加。

He turned his country house into a place where professionals and amateurs collaborated in the making of music.

他把他的乡间小屋变成了业内外人士合作制作音乐的场所。

There's an old saying in the space world: amateurs talk about technology, professionals talk about insurance.

在太空界有一句老话：外行谈技术，内行谈保险。

Shop-lifters can be divided into three main categories: the professionals, the deliberate amateurs, and the people who just can't help themselves.

商店扒手可分为三大类：专业人士、有意为之的外行和无法控制自己的人。