He had barely resumed his seat, and arranged his face into what he hoped was a relaxed and unfazed expression, when bright green flames burst into life in the empty grate beneath his marble mantelpiece.

• 他刚来得及回到座位，换上一幅故作轻松的表情，他的大理石壁炉架下面就窜起一团亮绿色的火焰。