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
Who knows?
谁知道？
Oh well, better luck next time.
算了，下次的运气会更好。
I'm usually just using the search engines to look up information.
我通常只是用搜索引擎找一些资料。