Dipoles
(dipole 的復(fù)數(shù)) n. 雙極子, 偶極\\n[化] 偶極
??? 情景例句
We also like to know
我們還想知道，
He who makes himself a dove is eaten by the hawk.
弱肉強(qiáng)食。
He has been sick for three weeks.
他已經(jīng)病了幾周了。