rat =calculate 计算 + ing [名词后缀],构成抽象名词 → n. 等级,评定结果,收视(听)率
🗣️ 情景例句
I love parades.
我爱看游行。
Would you please call a taxi for me?
可以请你帮我叫一辆出租车吗?
If you are lucky enough to get a sleeper, you spend half the night staring at the small blue light in the ceiling, or fumbling to find you ticket for inspection.