internal symmetry group内部: interior; inside; inward; in ...对称: symmetry; symmetrical群: crowd; group内部对称: internal symmetry内部对称原理: internal symmetry principle下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:内部对称群，即可在微信中查询翻译
