马兜铃酸

aristolochic acid

surname Ma / abbr. for Malaysia 馬來西亞|马来西亚[Ma3 lai2 xi1 ya4]

horse / CL:匹[pi3] / horse or cavalry piece in Chinese chess / knight in Western chess

sour / tart / sick at heart / grieved / sore / aching / pedantic / impractical / to make sarcastic remarks about sb / an acid

(small) bell / CL:隻|只[zhi1]

pocket / bag / to wrap up or hold in a bag / to move in a circle / to canvas or solicit / to take responsibility for / to disclose in detail / combat armor (old)

old variant of 兜[dou1]