你好！充电charging 英[t?ɑ:d???] 美[t?ɑ:d???] n. 装料，炉料; v. 装( charge的现在分词 ); 控诉; 记账; 使充电; [例句]Battery charging systems remain basically the same as those in use half a century ago.电池充电系统和半个世纪前基本上没什么区别。