Reta
abbr. 制冷工程师与技师协会（Refrigerating Engineers and Technicians Association）
🗣️ 情景例句
That's easy.
那太容易了。
If you insist.
恭敬不如从命。
But of course, he can learn by himself. He has a book and a dictionary.
但当然，他也可以自学。他有书和词典。