您要查找的是不是：
- outer virionic membrane 病毒外膜
- One outer membrane envelops both amniotic sacs. 两个羊膜囊由一个外膜层包裹。
- Dust the repair to prevent adhesion to outer cover. 清整修补处以防与外胎粘连。
- The hard outer portion or surface area of bread. 面包皮面包的表面区域的硬皮
- An outer coat of glaze on a piece of pottery. 外层釉陶器釉面上的第二层釉
- The outer walls of the building were painted blue. 这座建筑的外墙被漆成了蓝色。
- A loose outer garment, such as a cape. 披风，斗篷一种宽松的外衣，例如斗篷
- Has anybody ever seen any beings from outer space? 有人见到过外星人吗?
- A thin layer of bone, membrane, or other tissue. 骨骼、粘膜或其它组织的薄层
- The two modules docked in outer space. 两个飞行舱在外层空间对接。
- An enclosing structure or cover, such as a membrane or the outer coat of a virus. 膜，包袋包裹性的结构或包皮，如膜或病毒的外壳
- The outer projecting portion of the ear. 心耳耳朵的外部突出部分
- An outer corner, as of a building. 外角，如一幢建筑的外角
- The space enclosed by this outer wall. 城廓中庭用这种外墙围起来的空间
- Virion The extracellular inert phase of a virus. 病毒(成熟)粒子：病毒在宿主细胞外以静止状态存在的结构。
- These creatures were believed to have come from outer space. 据信这种生物来自外太空。
- A virion is a complete virus particle. 病毒体是完整的病毒粒子。
- A thin skin or film, such as an organic membrane or a liquid film. 薄皮，薄膜如生物膜或液体膜等细薄的皮或膜
- For all I know she may have emigrated to Outer Mongolia. 我不太清楚，她也许移民去了外蒙古。
- A tightly stretched sheet or membrane, as on the head of a drum. 绷紧的薄膜状物挤压得很紧的平板或薄膜，如鼓面
