amateurishly

A heavy black volume, amateurishly bound, with no name or title on the cover.

这是一本黑面厚书，自己装订的，封面上没有书名或作者名字

The house was redecorated recently, but it was very amateurishly done.

这房子最近被重新装修过了，但装修得非常外行。

In fact they are far worse than that: school plays tend to be amateurishly charming and there is generally someone on the stage who you love.

事实上，它们要糟糕得多：校园剧对外行人来说往往还是挺有吸引力的，而且，舞台上通常都会有你所喜欢的人。

He performed the piece amateurishly.

他演了一段,不是很专业.

As for make-up, I put mine on so amateurishly that I dislike being observed by anyone.

至于化妆，我化妆的技术非常外行，因此被任何人看到我都不情愿。