combustion time的用法和樣例：
例句
- Sometimes he had to do his work on his own time.
有時候他要在非工作時間裡加班。 - "A sweet temper" is a figurative expression, but "sweet coffee" is not.
"甜蜜的性情"是個比喻的說法，而"甜咖啡"則不是。 - Moreover, burn time to also affect the burnable full, combustion time is short hard full combustion.
另外，燃燒時間也影響燃燒的充分性，燃燒時間短就難以充分燃燒。
