rater的用法和樣例：
例句
用作名詞 (n.)
- Unfortunately,the government was as poor as a rater of rating agencies.
遺憾的是，政府的表現和證券的評級者一樣糟糕。 - This machine is a first-rater.
這部機器是第一流的。
辭彙搭配
- first rater 第一級的東西...
- second-rater 二流貨
