The character 欧 (ōu) is a shortened form used to refer to Europe (欧洲) or the Euro currency (欧元). It commonly appears as a prefix in compound words related to European affairs. For example, 欧盟 means "European Union."
欧盟各国领导人下周将在布鲁塞尔开会。
Ōuméng gè guó lǐngdǎorén xià zhōu jiāng zài Bùlǔsài'ěr kāihuì.
Leaders of EU countries will meet in Brussels next week.
最近欧元对美元的汇率有所下降。
Zuìjìn ōuyuán duì měiyuán de huìlǜ yǒusuǒ xiàjiàng.
The euro-to-dollar exchange rate has declined recently.
这款车在欧洲市场卖得很好。
Zhè kuǎn chē zài Ōuzhōu shìchǎng mài de hěn hǎo.
This car model sells very well in the European market.