Petrogas
液体丙烷
🗣️ 情景例句
You said you wanted to be a doctor like your father.
你说过你希望像爸爸一样成为一名医生。
You have to be on time. Don't be late.
只准早到，不许迟到。
They were glad of the examination being over.
他们为考试结束了而高兴。