无限小数

infinitesimal / infinite decimal expansion

not to have / no / none / not / to lack / un- / -less

unlimited / unbounded

to limit / to restrict / (bound form) limit / bound

infinitesimal / infinitely small

small / tiny / few / young

small figure / small amount / the part of a number to the right of the decimal point (or radix point) / fractional part of a number / number between 0 and 1 / decimal fraction

to count / to count as / to regard as / to enumerate (sb's shortcomings)

number / figure / several / CL:個|个[ge4]

frequently / repeatedly