Microcorrosion
显微腐蚀
🗣️ 情景例句
Hi, John, what's going on?
嗨，约翰，你都在做些什么事啊？
The ancient Roman civilization was finally destroyed by the nomadic tribles.
古罗马终于被游牧民族灭亡了。
We are divided in our opinions.
我们意见分歧。