4周搞定2000+托福核心词
火山口
crater
常考释义
n. 陨石坑
The bomb blasted a two-metre crater in the ground.
炸弹在地上炸开了一个两米大的坑。
Sit in a crater. I've had enough of you anyway.
就在这坑里待着吧。反正我也受够你了。
来自《星尘》
图片源自网络
n. （平滑表面上的）凹坑；陨石坑
It's kind of liking digging out a crater with a spoon to find the single nugget of gold. Kind of ridiculous, right?
这就好像是一个人手持一把勺子，翻遍一个巨坑来找一块小金子。听起来有点荒诞，对吗？
And the spot where the gravity readings are especially high...this is right in the middle of a 500-kilometer wide, circular ridge, what could be part of an old impact crater.
在那些重力特别大的地点刚好在500千米的一个圆形山脊的中间，那就可能是一个老的陨石坑了。
来源于：听力OFFICIAL35 L6The bolide struck an area of the Yucatan Peninsula of Mexico known as Chicxulub, excavating a crater 15-20 kilometers deep and at least 170 kilometers in diameter.
星体击中了墨西哥尤卡坦半岛的希克苏鲁伯地区，凿出一个深15~20千米、直径至少有170千米的大坑。
来源于：阅读OFFICIAL42 P2A comparison of the Copernicus crater on the Moon with the (fairly typical) crater Yuty on Mars demonstrates the differences.
对比月球上的哥白尼陨石坑与火星上（相当典型的）尤蒂陨石坑可以看出不同。
来源于：阅读OFFICIAL25 P1The ejecta surrounding the lunar crater is just what one would expect from an explosion ejecting a large volume of dust, soil, and boulders.
月球上陨石坑周边的喷出物正如我们以为的那样，一场爆炸喷出的大量的灰尘、土壤和岩石。
来源于：阅读OFFICIAL25 P1The ejecta surrounding the lunar crater is just what one would expect from an explosion ejecting a large volume of dust, soil, and boulders.
月球上陨石坑周边的喷出物正如我们以为的那样，一场爆炸喷出的大量的灰尘、土壤和岩石。
来源于：阅读OFFICIAL25 P1However, the ejecta on Mars gives the distinct impression of a liquid that has splashed or flowed out of crater.
然而，火星（上的陨石坑周边的）喷出物则因飞溅而出或溢出的液体给人留下了深刻的印象。
来源于：阅读OFFICIAL25 P1Geologists think that this fluidized ejecta crater indicates that a layer of permafrost, or water ice, lies just a few meters under the surface.
地质学家认为这种具有流体化喷出物的陨石坑指示了在火星地表下几米处存在永冻土层或水冰。
来源于：阅读OFFICIAL25 P1An asteroid of this size would be expected to leave an immense crater, even if the asteroid itself was disintegrated by the impact.
按理说，这样大小的一个行星，即使受到冲击碎裂之后也会留下一个巨大的陨石坑。
来源于：阅读OFFICIAL15 P2Also, large blocks thrown aside by the impact would form secondary craters surrounding the main crater.
撞击也会将一些大石块抛出去，在主要陨石坑周围形成次级陨石坑。
来源于：阅读OFFICIAL15 P2We could do this in theory by studying an enormous impact crater, known as the South Pole-Aitken Basin.
理论上，我们可以通过研究一个巨大的撞击坑，名为南极艾特肯盆地，来得出结论。
来源于：听力OFFICIAL5 L3That makes it the biggest known crater in our solar system and it may well be the oldest.
这使得它成为了太阳系中已知的最大的撞击坑，很可能也是年代最久远的。
来源于：听力OFFICIAL5 L3n. 地下坑等的坑口，入口
Some wells are vast, open craters with hundreds of steps paving each sloping side, often in tiers.
一些井很大， 开放式的井口内有上百个台阶铺满每个倾斜的井壁上， 层层分布。
n. 火山口
Flames blazed out from the crater of the volcano.
火焰从火山口猛烈地喷出来。
vt. 在…表面形成坑
The southern hemisphere is higher and has been heavily cratered by meteorite impacts.
南半球的地势更高，由于陨石的撞击布满了大坑。
n. 间歇泉口
n. （尤指古希腊用于调酒的）巨爵【考古,文艺】
n. （月球或某些行星表面的）环形山【天文】
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