protective covering

英 [prəˈtektɪv ˈkʌvərɪŋ]

美 [prəˈtektɪv ˈkʌvərɪŋ]

保护面（盖）；保护敷层；防护涂层；保护层

英英释义

noun

• the tough natural covering of some organisms
• a covering that is intend to protect from damage or injury
  1. they had no protection from the fallout
  2. wax provided protection for the floors
  Synonym:protective coverprotection

双语例句

• A protective covering worn over the face.
  戴在脸上的一种保护性的罩子。
• A protective covering for the face in such sports as baseball or football or hockey.
  在棒球、橄榄球、曲棍球等运动项目中保护脸部的面具。
• And they found that the protective covering is actually only 6 nanometers thick. Thats about a fifteen-thousandth as thick as a sheet of paper.
  他们发现，保护敷层实际上只有6纳米厚，大概是一张纸的千分之十五的厚度。
• Tough more-or-less rigid protective covering of an animal or plant.
  动植物体外坚韧且有些坚硬的起保护作用的遮盖物。
• In continuous casting process, only carbonized rice husk is used to ensure the heat preservation of tundish liquid level, tundish alkalinity protective covering is not used.
  在连铸过程中，中间包液面仅采用了炭化稻壳保温，没有使用中间包碱性覆盖剂。
• Half-mask respirator a protective covering over a mattress to protect it.
  半面罩式呼吸防护器套在褥子外面用来保护褥子的防护罩。
• The influence of abr diameter is stronger than the thickness of concrete protective covering layer.
  同时钢筋直径对钢筋锈胀力的影响程度要大于混凝土保护层厚度的影响。
• A leading guess is a combination of geothermal heat, large doses of salt ( which lowered the freezing temperature) and a protective covering of ice.
  最有可能的猜测，综合了地热、大量盐类（降低冰点）以及一层具保护性的冰层。
• Enclosed in a package or protective covering. the rocket's ablated head shield.
  放在包裹或防护层里的。火箭顶部的融化防护罩。
• Recent research found that meditation can result in molecular changes affecting the length of telomeres, a protective covering at the end of chromosomes that gets shorter as people age.
  最近的研究发现，冥想能引起影响端粒长度的分子变化。端粒是染色体末端的一种保护覆盖物，它会随着人的年事增高而变得越来越短。