Bipolar semiconductor
[计] 双极型半导体
🧩 词语组成解析
bipolar
[bai'pəulə]
adj. 有两极的，双极的，两极世界的;
🗣️ 情景例句
I've been in China to work on the new project.
我一直在中国搞一个新项目。
John is not forty-five yet,is he?
约翰不够45岁,是吗？
I go to school by bike every day.
我每天骑自行车上学。