Social security number
n. 社会保障号码（美国人出生时得到的正式身份号码）\\n
🧩 词语组成解析
🗣️ 情景例句
you have so much energy and so many years of experience.
你精力这么好 ，又有这么多年的经验。
Each single crate is heavily padded and packed with 4 carboys.
每只木条箱内装4只大瓶子将空余处填满。
That's a good idea.
那真是好主意。