environmental background

• 环境背景

environmental background的用法和样例：

例句

1. Environmental sounds play in the background on the Character Creation screen.
   增加建立角色时的环境背景音效。
2. One of our principal objectives will be to identify the environmental settings in which agriculture arose and diversified.
   我们的主要目标之一就是对产生了多样化农业的环境背景进行鉴定。