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。
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.
当时美国给予高度关注，并给好几千人注射了预防针，但这种病毒并没有迅速扩散，没有构成流行病，后来也就慢慢消失了。
The us went on high alert and vaccinated thousands of people - but the virus did not spread readily enough to maintain an epidemic, and fizzled out.
十年来的西班牙债券市场利息率回到了6%以上，随着德国国债的扩散程度达到了欧元区历史记录的高度。
Ten-year Italian bond yields rose back above 6%, with the spread over German Bunds reaching a record euro-era high.
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