Rann
abbr. Research Applied to National Needs （美国国家科学基金会旨在探索解决社会、环境和健康问题的）国民需求研究计划
🗣️ 情景例句
And ...?
而且……
All cats love fish but fear to wet their paws.
猫都爱吃鱼，却怕爪弄湿。
Half the world's telephone calls are made in English.
全球1/2的电话是用英语打的。