代數拓撲 dài shù tuò pū

DEFINITIONS

  1. algebraic topology (math.)

CHARACTERS

代 dài
HSK 5
replace, replacement (of person or generation); era, generation
數 shù number; several; count; fate
拓 tuò
HSK 6
expand; open up; support or push
撲 pū pound, beat, strike; attack