Nominal velocity of propagation
[计] 额定(标准)传播速度
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
propagation
[,prɑpə'geʃən]
n. 传播，传输，蔓延，扩展，波及深度;〔生〕繁殖法，〔地〕传导;宣传;培养;
pro 很多 +pag=pact紧的+ation 表名词 →人或物的密度很大→传播，繁殖，增殖
🗣️ 情景例句
Thanks for asking.
谢谢你的邀请。
According to the weather report, tomorrow Lost Angeles will be partly cloudy with occasional rain shower.
根据天气预报,洛杉矶明天将是阴天偶雨居多。
She's been there for two months. She's been there since September.
她进校有两个月了。她自9月份起便在那儿学习了。