English Dictionary

thirty-oneth

noun

A fractional part of which thirty-one make up a whole

I will be celebrating my thirty-first birthday next week.

意味（1）

A fractional part of which thirty-one make up a whole

about twenty thirty-oneths in value of such sales being made as hereinafter mentioned to a syndicate of persons in the United Kingdom, about seven thirty-oneths to residents in the United States, and about four thirty-oneths to residents in other European countries and the colonies.