复数域

field of complex numbers (math.), usually denoted by C

to go and return / to return / to resume / to return to a normal or original state / to repeat / again / to recover / to restore / to turn over / to reply / to answer / to reply to a letter / to retaliate / to carry out

to repeat / to double / to overlap / complex (not simple) / compound / composite / double / diplo- / duplicate / overlapping / to duplicate

variant of 復|复[fu4] / to reply to a letter

plural / complex number (math.)

(linguistics) plural / (math.) complex number

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

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

frequently / repeatedly

number field (math.) / subfield of the field of complex numbers

field / region / area / domain (taxonomy)