Vacuum tube rating
[电] 真空管规定值
🧩 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
Say hi to your dad for me, and drive safely.
路上小心开车，并请向代我向令尊问好。
I often read the newspaper in the morning.
我常常在早上看报。
Is that all?
就要这些吗？