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Any of 14 species of songbirds whose adaptations to several ecological niches in the Galpagos Islands and Cocos Island gave Charles Darwin evidence for his thesis that "species are not immutable."

新大陆燕雀科地雀属、树雀属和莺雀属等三属十四种鸣禽，被隔离在无竞争的加拉帕戈斯群岛和科科斯岛，在几个生态小生境中辐射适应，给达尔文的「物种不是不可改变的」理论提供了证据。

Any of 14 species of songbirds whose adaptations to several ecological niches in the Gal pagos Islands and Cocos Island gave Charles Darwin evidence for his thesis that "species are not immutable."

新大陆燕雀科地雀属、树雀属和莺雀属等三属十四种鸣禽，被隔离在无竞争的加拉帕戈斯群岛和科科斯岛，在几个生态小生境中辐射适应，给达尔文的「物种不是不可改变的」理论提供了证据。

"Visit Jolo in a few years' time and I assure you the traces of blood and armed struggle that once haunted the whole island will have vanished," Tolentino said.

他说︰「几年后来参观霍洛岛，我敢保证，一度笼罩全岛的斑驳血迹与武装冲突将消失无踪。

The weight-loss industry generates bil- lions of dollars per year, yet back in the heartland Mr. and Mrs. America are dolloping extra mayon- naise on their Big Macs and tucking into a large order of fries.

减肥行业每年可以挣几十亿美元；然而在美国腹地，夫妇们又把过多的蛋黄酱抹在他们的巨无霸汉堡包上，再来上一大袋薯条。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。