boron

相關句子：

1. A substance, such as boron, added in small amounts to a pure semiconductor material to alter its conductive properties for use in transistors and diodes.
   摻雜質，摻質劑加入純半導體材料中的少量硼等物質，用於電晶體和二極體中以改變半導體的導電率

英文解釋：

名詞 boron:

1. a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder
   同義詞：B, atomic number 5

詞型變化：