当实验种群在简单的实验室条件下建立起来时，捕食者往往会消灭它的猎物，然后自己也走向灭绝，因为没有东西可以吃。
When experimental populations are set up under simple laboratory conditions, the predator often exterminates its prey and then becomes extinct itself, having nothing left to eat.
据认为，那次古老冲撞的碎片在六千五百万年前曾经撞击地球，引发了消灭恐龙的大灭绝。
One fragment of that ancient smash is thought to have struck Earth 65 million years ago, triggering a mass extinction that wiped out the dinosaurs.
你确实对如何消灭绝地武士有所了解。
他们也不能被消灭，但是如果周围环境让他们无法繁衍生息，那么最终他们还是有灭绝的一天。
They cannot be destroyed, though their Numbers can be limited if the conditions in which they multiply are reduced, implying that they do die off eventually.
又要将他们的君王交在你手中，你就使他们的名从天下消灭。必无一人能在你面前删立得住，直到你将他们灭绝了。
And he shall deliver their Kings into thine hand, and thou shalt destroy their name from under heaven: there shall no man be able to stand before thee, until thou have destroyed them.
又要将他们的君王交在你手中，你就使他们的名从天下消灭。必无一人能在你面前站立得住，直到你将他们灭绝了。
And he shall deliver their Kings into thine hand, and thou shalt destroy their name from under heaven: there shall no man be able to stand before thee, until thou have destroyed them.
1495年，圣多明戈原住民人口的57%到80%被天花灭绝了。1515年，天花消灭了波多黎各印地安人的三分之二。
In 1495, fifty-seven to eighty percent of the native population of Santa Domingo and in 1515, two-thirds of the Indians of Puerto Rico were wiped out by smallpox.
1495年，圣多明戈原住民人口的57%到80%被天花灭绝了。1515年，天花消灭了波多黎各印地安人的三分之二。
In 1495, fifty-seven to eighty percent of the native population of Santa Domingo and in 1515, two-thirds of the Indians of Puerto Rico were wiped out by smallpox.
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