Petrogas
液体丙烷
🗣️ 情景例句
I'm happy to have this chance to meet with you. Mr. Howard Yang.
杨先生，非常高兴能有机会认识你。
Any time.
随时都愿意效劳。
Intermittent tap-water supplies should be regarded as particularly suspect.
断断续续的水管应该被视为是非常可疑的。