Economizer
n. 节约者, 节约装置\\n[化] 节油器; 节热器; 省热器; 省煤器; 废气预热器; 废热锅炉
🗣️ 情景例句
And programs that don't leave anyone out.
而且是些不排拒任何人的活动。
May I speak to Mr. Johnson, please?
我想请约翰先生听电话好吗？
The race gave everyone a great deal of pleasure.
这次比赛使每个人都挺开心。