Linear flame propagation
[机] 火焰的线传播
🧩 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 thinking.
我还在想。
If I went with you,I'd have to be back by six o'clock
如果我与你一起去了，我将不得不在6点钟回来。
Historians have long been puzzled by dots, lines and symbols which have been engraved on walls, bones, and the ivory tusks of mammoths.
长期以来，历史学家一直对雕刻在墙壁上、骨头上、古代长毛象的象牙上的点、线和形形色色的符号感到困惑不解。