In the United States, Mother's Day is the second Sunday in May.

在美国 母亲节是五月的第二个星期日

Dear mum, happy Mother's Day!

亲爱的妈妈，母亲节快乐！

Another Mother's Day is here.

又一个母亲节来了。

The Mother's Day was wonderful.

母亲节是很棒的日子。

Happy Mother's Day, grandma.

母亲节快乐，奶奶。

Mother's Day will come soon.

母亲节快来临了。