Definition

Examples

• 臭氧层能保护地球免受紫外线的伤害。
  chòu yǎng céng néng bǎohù dìqiú miǎn shòu zǐwàixiàn de shānghài.
  The ozone layer can protect the Earth from ultraviolet radiation.
• 近年来，科学家发现臭氧层正在逐渐恢复。
  Jìnnián lái, kēxuéjiā fāxiàn chòu yǎng céng zhèngzài zhújiàn huīfù.
  In recent years, scientists have discovered that the ozone layer is gradually recovering.
• 如果没有臭氧层，地球上的生命将无法生存。
  Rúguǒ méiyǒu chòu yǎng céng, dìqiú shàng de shēngmìng jiāng wúfǎ shēngcún.
  Without the ozone layer, life on Earth would be unable to survive.