They are called shield volcanoes, because viewed from above, they kind of resemble shields, like a warrior's shield.(它们被称为盾形火山,因为从上方俯瞰,它们有点像盾,就像战士所持的那种盾。)
The gravitational shield of the giant outer planets, while highly efficient, must occasionally fail to protect Earth.(巨大的外行星的引力护盾虽然效率很高,但偶尔也会无法保护地球。)
Her job was to serve as a gatekeeper, a human shield for the technicians.(她的工作是当一个看门人——技术员的人盾。)
As lava flows and spreads to form a shield volcano, the volcano's eventual height depends on the new mountain's ability to support its own weight.(随着熔岩流动和扩散从而形成盾状火山,这座火山的最终高度取决于这座新火山支撑自身重量的能力。)
Instead, they are shield volcanoes — volcanoes with broad, sloping slides formed by molten rock.(相反,它们是盾状火山——由熔岩形成的宽而倾斜的滑梯。)
Shield volcanoes formed when magma comes out of the ground in the same spot over and over again.(当岩浆一次又一次地在同一地点从地下涌出时,就形成了盾状火山。)
Water is not an effective shield against the sun's more harmful rays.(水不能有效阻挡太阳中更有害的射线。)
What's particularly interesting about these volcanoes is that most of the volcanoes here on Earth are not shield volcanoes.(十分有趣的是地球上的大多数火山都不是盾状火山。)
All four show distinctive lava channels and other flow features similar to those found on shield volcanoes on Earth.(这四个地方都有独特的熔岩通道和其他类似地球上盾状火山的流动特征。)
One of the most interesting features on the surface is, in fact, the shield volcanoes.(地球表面最有趣的特征之一就是盾状火山。)