衰变曲线 Traditional 衰變曲線 shuāi biàn qū xiàn 🔊 decay curves + Review this word Meanings shuāi biàn qū xiàn 衰變曲線 decay curves Its characters 衰shuāito decay; to decline; to wane变biànto changeHSK 3曲qūbentHSK 6线xiànthreadHSK 6