英和和英

the number thirty

Thirty items.

thirty‐ish

Thirty sheets.

Thirty (flat objects).

30 oz. net

30 staff

30 head of cattle

longitude thirty degrees east

6. Thirty divided by five makes [is, gives] six.

Five into thirty is six.

Divide 30 by 5 and you get 6.

a time period of 30 years

Thirty degrees.

a peace of 30 years

the 30th wedding anniversary

nine articles

3 to 30 megahertz

30 to 300 gigahertz

thirty items of produce 30

No.30 （number thirty）

3 to 30 gigahertz

the thirtieth

I established myself in life at thirty.

This will cost 30Euro

a number, called forty

a decrease of thirty percent

a time unit of approximately 30 days

a lean of 30°

position 30 in a countable series of things