abbr. NAS Committee on Oceanography 美国国家科学院海洋学委员会; National Academy of Sciences Committee on Oceanography <美国>国家科学院海洋科学委员会; North American Students of Cooperation 北美合作制学生; National Automotive Service Company 全国机动车服务公司
🗣️ 情景例句
Thank you.
谢谢你。
What do you think of my children?
你认为我的孩子怎么样?
It took the police nearly an hour to get the traffic on the move again.