Propagation velocity
[计] 传播速度, 传输速度
🧩 词语组成解析
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
I'm sure I won't. I really appreciate all of your hospitality.
这点我相信。我真的很感激你的招待。
From all listed prices we allow a discount of 10 percent on orders received on or before 31st May.
5月31日或此前收到的订单，我们都按价目单上的价格给10%的折扣。
She said she couldn't make up her mind. She said she would have to ask her future husband.
她说她还拿不定主意。她说她得问问她的未婚夫。