单词	bettem
释义	bettem 英'betem美'betem苦卤¹⁰⁰
随便看	directional trend directional tubes directional transmission directional transmittance directional transmitter directional transmittion directional transport directional traveling wave directional tread pattern directional turbodrill directional-type tricone bit directional tyre directional unit directional valency directional value directional valve directional valve box directional vane directional variable microphone directional-variance directional vector directional verb directional verbs directional vision directional walk