Furnace efficiency
[化] 炉效率
🧩 词语组成解析
🗣️ 情景例句
What time is my lunch date with Bill Levine?
我与Bill Levine 约好的中饭时间是几点？
He helps my father every day.
他每天都帮助我的父亲做事。
Last week, my four-year-old daughter, Sally, was invited to a children's party.
上周，我4岁的女儿萨莉被邀请去参加一个儿童聚会。