Diamorphism
[化] 二形现象
🗣️ 情景例句
Now comes the good part.
现在最精彩的部分来了。
I don't have the time for any more extra-curricular activities.
我没有更多的时间从事课外的活动了。
Even if a piped water supply is safe at its source,
既使管道供水系统在水源处是安全的，