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
You are a terrific instructor, Jack.
你真是个了不起的教练 Jack。
What's your name?
你叫什么名字?
and there is a very firm rule that the bank has no right or authority to pay out a customer's money on a cheque on which its customer's signature has been forged.