音標(biāo)發(fā)音英式音標(biāo) [br?kt]美式音標(biāo) [br?kt]英式發(fā)音 美式發(fā)音 基本解釋n.[植]苞葉；苞同根派生 bract相關(guān)詞英漢例句用作名詞 (n.)Racemes terminal.Flowers few, solitary from bract axils.總狀花序頂生開花很少，單生從那里苞片。Furthermore, we also confirmed the view that sepal and bract are homologous.此外，本文也進(jìn)一步證實了花萼與苞片的同源性。bract更多例句英英字典劍橋英英字典 a type of leaf that grows from the area just below a flower and is sometimes different in shape or colour from the main leavesbract劍橋字典bract柯林斯字典