| 例句 |
The animal, which once numbered in the millions, is now extinct.这种动物过去数以百万计，现在灭绝了。The volcano is extinct.这座火山是座死火山。These animals are in danger of becoming extinct. = They are in danger of extinction.这些动物都有灭绝的危险。The bird was believed to be extinct until its recent reappearance.在这种鸟最近重现之前，人们都以为它已经灭绝了。If nothing is done to save the whales now, the species will soon become extinct.如果现在不采取措施拯救鲸鱼，这一物种很快就会消失。The red wolf survived until a short time ago in east Texas, but is now believed extinct in the wild.直至不久前，红狼还在得克萨斯东部生活，现在据说在野生环境下已经灭绝了。The valley contains fossils of many extinct species.这个山谷里有许多已经灭绝的物种的化石。Many jobs have become extinct with the advent of computers.随着计算机的出现，许多工作都不复存在了。Many of these old traditions have since become extinct.从那以后许多旧传统不复存在。Herbalism had become an all but extinct skill in the Western world.草药医术在西方已经成了一门几乎绝迹的技艺。Many tribes became extinct when they came into contact with Western illnesses.很多部落由于感染西方人的疾病而遭灭顶之灾。The species was nearly extinct but is now making/staging a comeback.这一物种曾濒临绝迹，但现在情况正逐渐好转。Many plants become extinct before they have even been catalogued.许多植物甚至还没来得及编入目录就已经灭绝了。Its tallest volcano, long extinct, is Olympus Mons.它最高的火山是早已熄灭的奥林波斯山。Dinosaurs are, of course, long extinct.当然，恐龙灭绝已经很长时间了。People have proposed all sorts of hypotheses to explain why dinosaurs have become extinct.人们提出种种假设，试图说明恐龙为什么会灭绝。The discovery of the dinosaur skeleton has cast light on why they became extinct.恐龙骨架的发现使人们对于恐龙灭绝的原因有了一些认识。The species is almost extinct.这个物种几近灭绝。There are several theories as to why the dinosaurs became extinct.恐龙为何灭绝有多种说法。They have found extinct undersea volcanoes.他们发现了海底死火山。These rocks contain the fossilised remains of extinct animals.这些岩石中有绝种动物遗骸的化石。The white rhino is now almost extinct.白犀牛现在几乎绝迹。Dinosaurs have been extinct for millions of years.恐龙已灭绝数百万年了。These gigantic creatures became extinct in the Jurassic period.这些巨型动物在侏罗纪时期绝种了。The animals are on a watch list of species that could become extinct soon.这些动物已被列入物种监控名单，它们可能很快会灭绝。The numbers of these animals have been falling steadily and they are now almost extinct.这些动物数量持续下降，现在几近灭绝。The species was presumed extinct.这一物种据推定已绝种。The idea of cloning extinct life forms still belongs to science fiction.克隆已经灭绝的生物的想法仍旧只限于科幻小说中。The native chestnut is not extinct.土生的栗树并没有绝种。If the current trend continues, black farmers in the United States may be extinct by the end of this decade.如果当前趋势继续发展下去，美国的黑人农民将在这个十年末不复存在。Dinosaurs became extinct millions of years ago.恐龙在数百万年以前就灭绝了。Some birds have returned to England after once being extinct here. The return of the osprey is a case in point.有些鸟在英国一度绝迹之后又回到了英格兰，鹦的回归就是一个典型的例子。On the horizon he could make out the hazy outline of one of the country's extinct volcanoes.地平线上，他只能依稀看出该国一座死火山的轮廓。The idea of cloning extinct life forms still belongs to science fiction.克隆已经灭绝的生物的想法仍然属于科幻小说的范畴。My hope of getting some employment was extinct.我要找到工作的希望落空了。A lot of trades have become extinct because of the development of technology.由于技术的发展很多行业都消失了。 |