pole piece的意思|示意

美 / / 英 / /


pole piece相关例句

Lack of vitamin D is another factor to consider.

缺乏维生素D是另一个需要考虑的因素。

《柯林斯英汉双解大词典》

The 'b' had been wrongly written as a 'd'.

b错写成d了。

《牛津词典》