查人人中国名人网碳纳米纤维和碳纳米管:这种颜色前年很流行，但今年不流行了。用英语怎么说？
来源：百度文库 编辑：查人人中国名人网 时间：2024/05/10 09:06:04
我是3年级的小学生。哥哥姐姐请帮助。
this color is in fashion in the past few years, yet it's out of date this year.
This color was very in the trend few years ago, but not anymore.