代数拓扑 dài shù tuò pū

DEFINITIONS

  1. algebraic topology (math.)

CHARACTERS

代 dài
HSK 5
replace, replacement (of person or generation); era, generation
数 shù
HSK 3
number; several, count; fate
拓 tuò
HSK 6
expand; open up; support or push
扑 pū
HSK 6
pound, beat, strike; attack