单词学习：steam 名词/动词
steam
/stiːm/
蒸汽；水蒸气；精力；动力
The old radiator in the classroom started to release steam, so Mr. Gu quickly turned it off to ensure everyone's safety.
教室里的旧暖气片开始释放蒸汽，所以顾老师迅速把它关掉以确保每个人的安全。
单词卡片
卡片已就绪
