attenuation
attenuation
/əˌtenjuˈeɪʃn; əˌtɛnjʊ`eʃən/ n[U].
牛津英汉双解词典
edrTRBnvbvbfdvEzudIdQg1m88q5imAx0fJs98kZOqu6gcmlb31bzg
1e1fc78ed6f0ed17984935e6aa170432
Stop