电荷守恒conversation: n. 1.会话,谈话;会谈 (on; about); ( ...charge: vt. 1.填;装(子弹);充(电);使饱和;使充满;堆 ...be in conversation with: 与…谈话中conversation - no: 对话中选择否定对方in conversation with: 和...谈话下载手机词典可随时随地查词查翻译