極座標系

system of polar coordinates

extremely / pole (geography, physics) / utmost / top

seat / base / stand / (archaic) suffix used in a respectful form of address, e.g. 师座|师座[shi1 zuo4] / CL:個|个[ge4] / classifier for buildings, mountains and similar immovable objects

polar coordinates (math.)

see 坐標|坐标[zuo4 biao1]

mark / sign / label / to mark with a symbol, label, lettering etc / to bear (a brand name, registration number etc) / prize / award / bid / target / quota / (old) the topmost branches of a tree / visible symptom / classifier for military units

coordinate system (geometry)

to connect / to relate to / to tie up / to bind / to be (literary)

system / department / faculty

to tie / to fasten / to button up

to connect / to arrest / to worry