Fossil fuels
n. 化石燃料( fossil fuel的名词复数 )
🧩 词语组成解析
n. 燃料, 供给燃料（fuel 复数形式）
🗣️ 情景例句
Thank you. Yes, actually Mary and I have been planning this for some time.
谢谢。其实玛丽和我已计划了很久。
Learn to say before you sing.
按部就班。
My wife was delighted that things had returned to normal once more.
一切又都恢复了正常，为此我妻子十分高兴。