If bubbles of sodium vapour formed in the coolant, that damping effect would diminish, risking a dangerous feedback loop of rising temperatures and growing power output.

如果在冷却剂中形成钠蒸汽的气泡，这种阻尼效应将会减弱，冒着温度上升和功率输出增加的危险反馈回路的风险。