n.炉子；熔炉；闷热地带；严峻考验
Would you please fire the furnace? 你去给炉子添加燃料好吗?
The metal glowed in the furnace. 金属在熔炉里发出灼热的光。
He endured the furnace of his friends'blame after the accident. 事故发生之后,他遭朋友指责的考验
