streamn.(小)河；水流；(人；车；气)流；组v.流动；流出；飘动；将(学生)按能力分组stream factor生产定额stream ribbon流带stream sample水系重砂小样stream-line流线型streaming box洗矿槽stream eipher序列密码stream of ion离子流stream hyphae速生菌丝stream-mode连续(方)式stream editor通量编辑器