Sgr
abbr. 无铀伽马；钠石墨反应堆（Sodium Graphite Reactor）
🗣️ 情景例句
Perfect! Alexandra will love it!
太好了！ Alexandra会喜欢的！
The baby will be a great architect.
那个婴儿将会成为大建筑家。
The children were leaving school on Tuesday when they saw a truck.
星期二，孩子们正放学回家，这时，他们看见一辆卡车。