mulen. 騾、倔強之人學術名詞騾:動物學、農業、食品科技、獸醫學、畜牧學水力試驗台:航空太空、機械工程走錠精紡機:紡織科技牽引機:機械工程紡棉機:機械工程索道曳車:土木工程英文釋義hybrid offspring of a male donkey and a female horse; usually sterilea slipper that has no fitting around the heel