英和和英

the number of written characters

must be kept sacred

a numerical representation system called Roman numerals

It must be covering ¼

a prescribed number

that must be declared

ordinal numbers

the Arabic numerals

of something, to be proper

an ordinal number

an ordinal number

a numeral

Please type using half-width characters.

an octal digit

a one digit number

a sense of number

Arabic numerals

numerical

equivalence in numbers

the condition in which a number is comprised of two digits

It should be symmetric.

must you be so indefinite?

numeration

References should be in alphabetical order.

a binary digit

a state in which something that ought to be read

You must make constant use of your dictionary.

consecutive numbers

We must examine the various aspects.

I must settle upon my successor.