Unced
abbr. 联合国环境与发展会议（United Nations Conference on Environment and Development）
🗣️ 情景例句
How would you like your steak done?
您的牛排想要几成熟？
Which one do you like?
你喜欢哪一个？
Li Lei ran much faster than the other boys.
李磊跑得比其他男孩快得多。