Blue-collar workers do physical work with their hands: in factories, on building sites, in workshops, driving trucks, repairing machines — rather than sitting in an office.

blue-collar workers 藍領工作者 do physical work with their hands 用雙手做體力活：in factories, on building sites, in workshops, driving trucks, repairing machines 在工廠、工地、工作坊，開卡車、修機器 — rather than sitting in an office 而不是坐辦公室

The name comes from the blue work shirts, often denim or chambray, that manual workers wore, while office workers wore white dress shirts. So the colour of the collar stood for the kind of job.

from the blue work shirts, often denim or chambray, that manual workers wore 從勞力工作者常穿的藍色工作服（常是丹寧布或錢布雷布料）而來 the name comes 這個名字的由來，while office workers wore white dress shirts 而辦公室工作者穿的是白襯衫。so the colour of the collar stood for the kind of job 所以領子的顏色就代表了工作的種類

It can describe a person, a job, a town, or a way of life. Newspapers use it as a social label; it is not an insult by itself, though how it feels depends on who says it.

a person, a job, a town, or a way of life 一個人、一份工作、一個城鎮，或一種生活方式 it can describe 它都可以拿來形容。as a social label 當作一種社會標籤 newspapers use it 報紙會這樣用；it is not an insult by itself 它本身不算是侮辱，though how it feels depends on who says it 不過聽起來的感覺要看是誰在說

Though actually, plenty of well-paid trades are blue-collar, and plenty of office jobs pay less, so it is about the type of work, not about being poor or unskilled.

though actually 不過其實 plenty of well-paid trades are blue-collar 很多藍領的行業薪水都很高，and plenty of office jobs pay less 也有很多辦公室工作薪水更低，so it is about the type of work, not about being poor or unskilled 所以這個詞講的是工作的類型，不是說這個人窮或沒技術