常見例句雙語(yǔ)例句Iceland is peculiarly volcanic because it is formed by the intersection of a hotspot and a mid-ocean ridge.因爲(wèi)冰島是“熱點(diǎn)”和大洋中脊交叉形成的國(guó)家，所以多火山。Hydrothermal vents of this kind are found roughly every 100km (54 nautical miles) along the 65, 000km or so of mid-ocean ridge.沿著大約65000公裡的洋中脊，大約每隔100公裡（54海裡）都會(huì)有此類熱液通道。This area is considered a "normal" mid-ocean ridge, meaning it exhibits many volcanic features, like seamounts, scientists would expect to find at places like the GSC.這一區(qū)域被認(rèn)爲(wèi)是 “標(biāo)準(zhǔn)的”(normal)大洋中脊，也就是說它具有包括海山在內(nèi)的多種火山地貌，正是科學(xué)家們?cè)诩永粮晁箶U(kuò)張中心的理想觀測(cè)點(diǎn)。 返回 mid-ocean ridge