Propagation length
[计] 传播长度
🧩 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
Once the film stops showing, they won't even remember your name.
一旦你的电影停播了，你也就会很快被人忘记。
I went to sleep immediately and slept soundly all night.
我很快地入睡了并且整夜酣睡。
There is a boat in the river.
小河里有一条船。