Gb	Eng
一个厨房里的小火炉就会把整个房子都熏黑。	One small fire in the kitchen will cover the whole house in soot.
挡板，调节风门一种可调节的薄片，如在熔炉或火炉的通气管中的，用来控制气流	An adjustable plate, as in the flue of a furnace or stove, for controlling the draft.