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I think it was when she was four or five months old,
我记得大概是她4到5个月大的时候
When she spontaneously started to connect human words to items.
她开始自然地把单词同物品联系起来
When we were discussing shall we play with the rope,
譬如我们讨论是玩绳还是玩球的时候
Or with the ball, she immediately
她就会立即去把球叼过来
started to bring those items. So it was actually her idea.
所以这完全是她的想法
And from this time on we started to really train her on different words.
从那时起我们正式训练她学单词
It was maybe one toy per week, and it worked.
大概每星期她能记住一件玩具
I think on average a well-trained dog
我认为任何一条训练有素的狗狗
maybe knows like 15 commands or something.
都能够学会至少15种指令什么的
There are just very few individuals
但像她这样聪慧的狗狗
who can do what she does.
确实只是很少的一部分
I can tell that I tried it with my own dog
我曾经尝试训练过我自己的狗狗
and it didn't work at all.
而那根本就不起作用
So he could maybe distinguish two objects
或许他在大量的训练之后
after a while and after extensive training,
才能够清楚地区分两样物品
But she is really able to learn this easily
而她却轻而易举地学会了
and more than 300 objects, that's pretty amazing.
超过300样东西 这太神奇了
Betsy's understanding of vocabulary
柏斯对于单词的理解力
rivals that of a two year old,
相当于一个2岁的孩子
So Kaminski decided to test her
因此卡密斯卡决定测试她
on other key developmental milestones.
其他关键性的发育指标
Can you go find me one of them over there? - Yeah?
可以帮我找到这样的吗 -好

重点解释

I think on average a well-trained dog maybe knows like 15 commands or something.我认为任何一条训练有素的狗狗都能够学会至少15种指令什么的

on average:平均

We fail one student per year on average.

我们平均每年有一个学生不及格。

On average we receive five letters each day.

我们平均每天收到五封信。

But she is really able to learn this easily而她却轻而易举地学会了

be able to:会； 能

At this rate we won't be able to afford a holiday.

照这样下去，我们不会有时间／钱去度假的。

I may be able to help you in some way.

我也许可以从某个方面去帮助你。

近义词:

be capable of会

be in a position to能够