在美国,每年五月的第二个星期日是母亲节.

It is observed in the United States on the second Sunday in May.

大卫告诉我们，在北美洲，5月的第二个星期日是母亲节。

He told us that in North America, Mother's Day was the second Sunday in May.

诸如美国、澳大利亚、加拿大、印度等国家，它们把母亲节定在了五月的第二个星期日。

Most countries including US, Australia, Canada and India celebrate Mothers Day on the second Sunday of May。

丽斯：我知道这个月的第二个星期日是母亲节。“英格教授”，可以告诉我母亲节的起源吗？

Lish: I know Mother's Day occurs on the second Sunday in this month. Professor Eng, would you tell me the origin of that day?

每到五月的第二个星期日，花匠忙得笑开了花，巧克力商乐得合不拢牙，珠宝熠熠生辉，餐厅人满为患——所有这些都是为了庆祝母亲节。

Come every second Sunday of May, florists do blooming business, chocolatiers see sweet sales, jewellers bling up and restaurants fire up their woks to celebrate Mother's Day.