Ssn
abbr. 子系统号（Subsystem Number）；（美）社会保险号（Social Security Number）；智力严重逊常（Severely Subnormal）
🗣️ 情景例句
If you're prepared to put private information onto the internet, it won't be private for long.
如果你把个人资料放在互联网上，很快它就不会是什么秘密了。
I won't argue with you,but I think you're being unfair.
我不会与你争论，但是我认为你不公平。
That is not in the agreement.
借约上可没有这一条。