1、絕滅[詞典]die out;

2、[例句]先前曾占主位的恐龍以及許多其他爬行動(dòng)物到了這時(shí)都絕滅了。The dinosaurs and numerous other reptiles which had previously been dominant were extinct.

3、化石與現(xiàn)存類型之間的這種依賴關(guān)系在我們研究絕滅類群時(shí)是十分明顯的。This dependency between fossil and living types is well illustrated when we deal with extinct groups.

4、于是，這種鹿便在中國(guó)絕滅了。So the deer perished in China.