三次曲线 Traditional 三次曲線 sān cì qū xiàn 🔊 cubic curve (geometry) + Keep this word Meanings sān cì qū xiàn 三次曲線 cubic curve (geometry) Its characters 三sānthreeHSK 1次cìnext in sequenceHSK 2曲qǔtuneHSK 6线xiànthreadHSK 6