【俚语】

May day holiday
五一假期

【例句】

We’ve got 4 days off on May day holiday.
五一假期我们有四天假。

International Workers’ Day
Workers' Day
Labour Day
国际劳动节

【例句】

International Workers’ Day is celebrated on May 1st. every year.
国际劳动节每年的五月一号来庆祝。

Labour 劳动；体力劳动

【例句】

The car parts themselves are not expensive, it's the labour that costs the money.
汽车零件本身并不贵，但人工费很高。

Labour 分娩，生产

【例句】

She went into labour at twelve o'clock last night.
昨晚12点她开始分娩。
I was in labour for twelve hours with my first baby.
我生第一个孩子用了12个小时。

Labour the point
反复强调，三番五次地说

【例句】

A: I don't mean to labor the point, but I'm just worried that there won't be enough food at the party.
我并不想重复很多遍，但我只是担心聚会上没有足够的食物。
B: Yeah, we know, you've said that 10 times now.
是的，我们知道，你已经说了10次了。