boron-trifluoride的用法和樣例：
例句
用作名詞 (n.)
- Furthermore, polypyrene microsheets with crystalline structure also have been synthesized in the medium of boron trifluoride diethyl etherate.1.
另外還在三氟化硼乙醚介質(zhì)中制備出了具有晶體結構的聚芘微米片。 - Green colour,its hardness is only second to diamond and boron carbide.its hardness and brittleness are higher than C.
綠色，硬度僅次于碳化硼和金剛石，比黑碳化硅硬度和脆性略高。
