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1·The oldest extant document is dated 1492.

现存最古老的文件追溯到1492年。《柯林斯英汉双解大词典》

2·The body of extant scholarship on Griffith was so tiny that it could all be read in a day.

现存的关于格里菲斯的学术论文太少了，一天之内就能读完。

3·A medieval manuscript called L contains all eighteen extant tragedies by the Greek playwright Euripides.

一份名为 L 的中世纪手稿包含了希腊剧作家欧里庇得斯所有现存的十八部悲剧。

4·The number of extant manuscripts, however few, really does not allow scholars to infer how many ancient Latin manuscripts of a work survived to the ninth, the twelfth, or even the fifteenth century.

现存的手稿，不论数量多么少，也不能让学者推断一部作品的古代拉丁手稿有多少存活到了九、十二，甚至是十五世纪。

5·Two fourteenth-century manuscripts of this text are still extant.

该文本的两份十四世纪的抄本仍然存世。《柯林斯英汉双解大词典》

6·According to an extant document.

根据一份现存的文件。

7·To what extant do you agree or disagree?

你在多大程度上同意或者不同意?。

8·Some of Washington's letters are extant.

华盛顿的若干函札现仍存在。

9·Its non extant original was written on vellum.

它的已经失传的原件是写在羊皮纸上的。

10·This is the only picture extant of a stereognathus.

这是仅存的一幅始祖鸟画像。