boron fluorideboron trifluoride氟化: flroration; fluoridize; flro ...硼: boron三氟化硼: boron fluoride; boron trifloride; boron trifluoride; boron-trifluoride醚合三氟化硼: boron trifluoride etherate; boron-trifluoride etherate三氟化硼催化剂: boron trifluoride catalyst下载手机词典可随时随地查词查翻译