Presuperheater
第一级蒸汽过热器, 预过热器
🗣️ 情景例句
Would two o'clock be acceptable?
两点钟合适吗？
Money spent on the brain is never spent in vain.
智力投资，决非虚掷。
Can I borrow it, please?
我可以借用一下吗？