light flame

光的火焰
常用释义
光的火焰

例句

Mix all above and boil in light flame approximately for half hour. When it becomes 3 cups, take it out and keep it for cooling.

把它们全部混合在一起，慢火煮约半小时。当它浓缩成3杯时，取出，并使它冷却。

红麻轻质阻燃人造板的研制