Rotproof
a. 防腐的
✅ 同义词
🗣️ 情景例句
What's the problem?
是什么问题？
Danger is next neighbour to security.
危险是安全的近邻。
These satellites go round the earth and help us to learn more about the earth, the weather and other things.
这些卫星绕着地球转，帮助我们更好地了解地球、天气和其他情况。