sometimes最常用; occasionally; at times; at whiles; now and then; now and again; once in a while; on occasion还有“不时”的意思; in some cases; every so often
偶然遇到,用英语怎么说?
sometimes最常用; occasionally; at times; at whiles; now and then; now and again; once in a while; on occasion还有“不时”的意思; in some cases; every so often
偶然遇到,用英语怎么说?