Dàishù tuòpū shì xiàndài shùxué de zhòngyào fēnzhī.
Algebraic topology is an important branch of modern mathematics.
Tips
usage
拓扑 is a phonetic loan from English 'topology'. Note 拓 takes the reading tuò (not tà 'to extend'), and 扑 reads pū (1st tone) in this technical compound.