Ecowas
abbr. 西非国家经济共同体（Economic Community of West African States）
🗣️ 情景例句
Learning to express oneself well in an important part of education.
学会把意思表达清楚是受教育的一个重要方面。
Through thick and thin, they have always been my precious team mates, advisers, and above all, friends.
我们同甘共苦，亲如伙伴，他们是我的军师，更是我的朋友。
No human endeavor or thought would be unchanged by it.
任何人类的努力和想法都会发生变化。”