bract，英语单词，主要用作名词，作名词时译为“[植] 苞；[植] 苞片”。

柯林斯英汉双解大词典

bract /brækt/

1.N a specialized leaf, usually smaller than the foliage leaves, with a single flower or inflorescence growing in its axil 苞叶

Corn bract 玉米苞叶

bract scale[植] 苞鳞

bract cell 苞片细胞

Entire Bract 全缘苞片

Bract Like 苞片状

Dentate Bract 有齿苞 ; 有齿苞片

wing bract 翅苞

inflorescence bract 花序花苞

bract structure 苞片结构