The lines point from the north pole to the south pole – like how electric field lines point from the positive to the negative charge.
这些线从北极指向南极——就像电场线如何从正电荷指向负电荷一样。
单词 | point field |
例句 |
原声例句
Crash Course Physics 速成课物理 The lines point from the north pole to the south pole – like how electric field lines point from the positive to the negative charge. 这些线从北极指向南极——就像电场线如何从正电荷指向负电荷一样。 |
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