1. The main reason is for decoration. It's purely decorative.

主要是为了好看 这种顶非常漂亮

2. You're supposed to help decorate, not help yourself to the decorations.

你不是该帮忙装饰的吗 而不是要把装饰品吃掉

3. Is you have to put up all the decorations yourself.

就是你必须亲自把所有的装饰品挂起来

4. She's not been dressed; she's been decorated.

她不是被打扮了 她是被装饰了

5. Not only did I bake it. I decorated it, too.

我不仅做了蛋糕 我还给蛋糕做了点装饰

6. I had a decorator pick that shit out.

那玩意是个室内装潢师帮我选的

7. It's like your arms are only there for decoration.

你这双手臂只是当摆设用的吧

8. Hello! I brought you some decorations.

你好 我给你拿来了装饰品

9. I am rubbish at doing the decorating at home.

在家时我就不擅长干这种装修的活儿

10. We don't have a proof of a decorated neck, as you do.

我们不像你 还有项链为证

以上参考资料就是本英汉词典详细汇总的单词decoration的翻译英语含义，如有错漏请向我们提供反馈意见。