Flame propagation
[机] 火焰传播
🧩 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
What do you do in your spare time?
你在业余时间如何消遣？
Downy lips make thoughtless slips.
嘴上没毛，办事不牢。
so they are often tempted to finish a job before setting out to keep an appointment.
因此他们常想做完一件事后再去赴约。