🗣️ 情景例句
It's a simple idea, and it will work.
这主意很简单， 而且一定可行。
I also want to express my gratitude to all of my teachers over the years.
另外，我还想感谢这个多年来所有教过我的老师。
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，