生物学 n. 1.cingulum
但在成形过程中，壳体赤道环焊缝处极易向内收缩，从而引发该处的失稳起皱，严重影响了球形容器的质量。
But in the forming process, equator of the shell tends to withdraw inwards and therefore creates wrinkles here, which badly affects the quality of the vessel.
这个想法领先于那个时代20年，环赤道同步静止轨道也因此以他的名字命名。
The idea was two decades ahead of its time, and helped to attach his name to the geostationary orbit above the equator.
也许是土星环上的结冰物质落在了卫星上，在它们的赤道附近堆积了起来造成了隆起。
Perhaps icy material from the rings fell onto them, piling up near the equator to form the ridges.
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