1·Methane and propane are alkanes.
甲烷和丙烷是烷烃。
—— 《牛津词典》
2·Have enough propane and check your tank at times.
准备足够的丙烷，时不时检查一下油箱。
3·A cataluminescence(CTL) sensor for quantitative analysis of the explosive gases of propane and iso-butane in a mixture was proposed.
提出了一种用于定量分析混合气中丙烷和异丁烷爆炸性气体的催化发光（CTL）传感器。
4·I used propane to check for vacuum leaks.
我用丙烷检查有没有真空泄漏。
5·The official said the gas explosion was caused by a 'flame device' that a victim's son had been told was a propane heater.
这名官员说，天然气爆炸是由一个“火焰装置”引起，一名受害者的儿子被告知那是一个丙烷加热器。