outerhigh外陆缘高地outeradj.外部的；外面的outer double slip switches外分式复式交分道岔Outer transport parameters外输参数Outer case of computer CPU电脑主机外箱outer membrane lipoprotein外膜脂蛋白outer antisubmarine screen外层防潜幕outer covering of the seed种子外层outer covering of a kernel籽粒外皮outer-ring forest-belt外环林带outer .management system外部治理机制outer edge of the platform跳台的前端