Unchangeable
a. 不变的, 不能改变的
✅ 同义词
🔴 反义词
🗣️ 情景例句
Dad was a busy doctor,
爸爸是个很忙的医生，
Wisdom is only found in truth.
只有在真理中才能找到智慧。
This time it was the postman and he wanted me to sign for a registered letter!
这次是邮递员，他要我签收一封挂号信！