We have our social security cards.

我们有社保卡。

I'd already made progress with applying for the social security card.

我已经在申请社保卡方面取得了进展。

Those immigrants will receive a social security card, permission to work in the U.S., and a promise that they will not be forced to leave for three years.

这些移民将拿到社会保障卡，可以在美国工作，还有至少三年内不会被驱逐出境。