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1·Microscopic organisms settle to the seafloor and accumulate in marine mud.

微生物在海底定居并在海泥中积聚。

2·It can contract into the shape of a little round stone, and sit perfectly still on the seafloor.

它可以收缩成一个小圆石的形状，并完全静止地坐在海底。

3·Scientists aboard the Glomar Challenger were the first to discover the existence of domelike masses underneath the seafloor.

“格罗玛·挑战者”号上的科学家是第一个发现海底下存在穹顶状物质的人。

4·In the days following, samples of solid gypsum were repeatedly brought on deck as drilling operations penetrated the seafloor.

在接下来的几天里，随着钻探作业深入海底，固体石膏样品被不断地被带上甲板。

5·It had, apparently, been fished out of existence; and the once mighty Newfoundland fleet now gropes about frantically for crab on the seafloor.

显然，过度捕捞已经使这里的鳕鱼不复存在了。而曾经很强大的纽芬兰船队现在在海底疯狂地搜寻螃蟹。

6·Data from diverse sources, including geochemical evidence preserved in seafloor sediments, indicate that the Late Cretaceous climate was very mild.

来自不同来源的数据，包括保存在海底沉积物中的地球化学证据，都表明晚白垩世的气候非常温和。

7·Data from diverse sources, including geochemical evidence preserved in seafloor sediments, indicate that the Late Cretaceous climate was milder than today's.

来自不同来源的数据，包括存留在海底沉积物中的地球化学依据，表明晚白垩纪的气候比如今的要温和。

8·Another task for the Glomar Challenger's scientists was to try to determine the origin of the domelike masses buried deep beneath the Mediterranean seafloor.

格洛玛挑战者号的科学家们的另一项任务是尝试确定地中海海底之下深埋的圆顶状物质的起源。

9·They therefore permit the reconstruction of the process of seafloor spreading, and consequently of the geography of continents and of ocean basins in the past.

因此，它们可以重现海底扩张的过程，以及大陆和大洋盆地过去的地理位置发展过程。

10·A spiny lobster shyly crawls across the seafloor.

长满刺的龙虾试探着爬过海底。