Efficaciousness
n. 有效;灵验
🗣️ 情景例句
Hello, how are you doing today?
你好， 今天怎么样？
Mercy to the eriminal may be eruelty to the people.
对罪犯的仁慈，就是对人民的残忍。
Sounds like a good idea. Let's do that.
听起来是个好主意。咱们去游泳吧。