Sns
abbr. 交感神經系統（Sympathetic Nervous System）；體干神經系統（Somatic Nervous System）
??? 情景例句
What kind of house do you have in mind?
你想買什么樣的房子呢？
Newspapers are the world's mirrors.
報紙是世界之鏡。
I hope you are well. Thank you for your last letter.
愿你身體健康。感謝你上次來信。