常見例句雙語例句we knew that the atom was electrically neutral.原子是電中性的。If an atom contains three protons, it must have three electrons to be electrically neutral.如果一個原子含有三個質子,這個原子必然有三個電子,使之不帶電荷。blog.sina.com.cnAn atom containing an equal number of protons and electrons is electrically neutral, otherwise it has a positive or negative charge and is an ion.原子含有相同數(shù)目的質子,電子電氣中立的,否則它有一個積極或消極的收費,是一種離子。blog.sina.com.cn原聲例句we knew that the atom was electrically neutral.原子是電中性的。麻省理工公開課 - 固態(tài)化學導論課程節(jié)選 返回 electrically neutral atom