外壳

• Thunderous rumbling shakes the hull .
  雷鸣般的隆隆声冲击着潜艇的外壳。
• This kind of beetles have hard shell .
  这类甲虫有坚硬的外壳。
• On entry into a cell, the virus particle uncoats .
  进入细胞后，病毒颗粒就打开它的外壳。
• The supporting case is the outer enclosure of the gyro component .
  支承壳体是陀螺组件的外壳。
• Only the new device is housed in sealed water proof case .
  只有这种新装置才具有密封防水的外壳。
• Figure 3-10 illustrates the result of a study or conical shrouds .
  图3-10表明了对锥形外壳的研究结果。
• Ostracodes are small animals, most of which have a two valved shell .
  介形虫是小型动物，其中大部份都具有两瓣的外壳。
• Did one of the solid rocket boosters somehow burn through its casing ?
  是否是其中一个助推火箭的外壳因某种原因被烧穿？
• A glass envelope is used to contain a gas at about 1/1000 atmospheric pressure .
  玻璃外壳中的气体压强约为11000大气压。
• The release of infectious nuclear acid from the viral coat is called uncoating .
  病毒的感染性核酸从外壳中脱出，叫做脱壳。