An adult hedgehog can boast 7,500 spines.

一只成年刺猬能有多达7500根刺。

Becoming a father signified that he was now an adult.

成为一名父亲意味着他现在是一个成年人了。

It's important to have an adult nearby watch for danger.

有一个成年人在附近提防危险是很重要的。

I had never had an adult who opened up to me and treated me as her equal.

从来没有一个成年人对我敞开心扉，平等地对待我。

An adult can sometimes act as foolish as a little child.

大人有时也会像小孩那样愚蠢行事。

An adult male lion is resting in the grass on the Kenyan savanna.

肯尼亚热带草原上，一头成年雄狮正在草丛里休息。

Children should always be supervised by an adult who can swim well.

孩子们应该总是由一个会游泳的成年人照看。

That includes the baby's parents, a sister, a brother, and an adult female.

其中包括小象的父母、姐姐、哥哥和一头成年雌象。

I just stand or sit there, listening like some kid being lectured to by an adult.

我只是站着或坐在那里听，像孩子被大人教训一样。

Sixty toddlers were each introduced to an adult tester holding a plastic container.

60名学步儿童被各自引导着与一位手持塑料容器的成人测试员认识。

The pond is deep enough for an adult to wade into but too deep for a child to stand.

这个池塘对一个成年人来说足够深，可以趟过，但对小孩子来说却深得无法站立。

Different from the embryonic stem cell we talked about before, it's an example of an adult stem cell.

和我们之前谈到的胚胎干细胞有所不同，这是一个成人干细胞的例子。

Whether you can successfully change your personality as an adult is the subject of a longstanding psychological debate.

作为一个成年人，你能否成功地改变自己的个性是一个心理学长期争论的话题。

An adult leatherback is twice the size of the biggest cheloniid sea turtles and will therefore take longer to cool off.

成年棱皮龟的体型是最大的海龟的两倍，因此需要更长的时间来冷却。

It's not that nobody concerned about you, it's just that suddenly at the university you are expected to behave like an adult.

并不是没有人关心你，而是在大学里，人们突然期望你表现得像个成年人。

When a Scottish research team startled the world by revealing 3 months ago that it had cloned an adult sheep, President Clinton moved swiftly.

3个月前，当苏格兰的一个研究小组宣布他们克隆了一只成年绵羊并震惊了全世界时，克林顿总统迅速采取了行动。

Children must be accompanied by an adult.

儿童必须要有大人陪同。

Children are admitted only if accompanied by an adult.

儿童必须有成年人陪同方可入场。

As an adult, you can assess the situation realistically.

作为成年人，你可以现实地估量这个局势。

Bevin is now an adult and has re-lived her birth experience under hypnosis.

贝文现在已是成年人，在催眠状态下，她再次经历了出生过程。

It is important that an adolescent boy should have an adult in whom he can confide.

一个青春期男孩应该有一个他能倾吐心声的成年人，这是很重要的。

Go to a place where an adult is.

去一个有大人的地方。

Gradually, the baby cicada grows into an adult.

渐渐地，幼蝉长大成年了。

After a cicada becomes an adult, it sings loudly in hot summer.

蝉成年后，会在炎热的夏天高声歌唱。

The question is 'At what age do you really become an adult?'

问题是‘在哪个年纪你才真正成为成年人？’

Once you become an adult, you are free to make your own decisions.

一旦你变成成年人，你就能自由地自己做决定。

That is because the party is their first step to be an adult.

这是因为这个聚会是他们成为成年人的第一步。

How much does the most popular show cost for an adult and a kid?

一个成人和一个小孩看最受欢迎的节目要花多少钱？

I was an adult before I realized that potatoes didn't actually taste like bacon!

我成年后才意识到土豆的味道其实并不像培根！

"The earlier you start, the better..." the writer of How to Raise an Adult said.

“越早开始越好……”《如何养育成人》一书的作者说道。