Boiler rating
[化] 锅炉额定蒸发量
🧩 词语组成解析
rating
['retɪŋ]
n. 等级;评估，评价;极限;收听率，收视率;
v. 估价( rate的现在分词);定级;
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 understand.
我了解。
How fragrant the flowers are!
这些花真香！
They were glad of the examination being over.
他们为考试结束了而高兴。