Avco
abbr. average cost 平均成本
🗣️ 情景例句
Well, if I run for office,
嗯 ，假如我出来竞选公职，
Is it a long ride?
要坐很久吗？
international standards of water treatment are usually followed at bottling plants.
装瓶厂通常遵循国际水处理的标准。