People often talk of goldfish having three-second memories, but in fact they can learn all kinds of things, and remember them for quite a long time.
人们常说金鱼的记忆只有三秒钟,但实际上它们能学会各种各样的东西,而且能记住很长时间。
They can produce enough new viruses to train the immune system to kill and remember them, so people only need to take the vaccine once.
它们可以产生足够多的新病毒来训练免疫系统杀死并记住它们,所以人们只需要接种一次疫苗。
A new study has found that most three-year-old children can remember a lot of what happened to them a year earlier, and these memories are still clear while they are 5 and 6, but by the time they are over 7, these memories become weaker rapidly.
一项新的研究发现,大多数三岁的孩子都能记得很多一年前发生在他们身上的事情,在他们5岁到6岁的时候,这些记忆仍然清晰,但当他们超过7岁时,这些记忆就会迅速变弱。
They also went back to the El Camino Community College Library and they interviewed the librarians and tried to ask them, do you remember somebody coming here that didn't look like a student?
他们还找到埃尔卡米诺学院图书馆,还询问了图书管理员,是否有看起来不像学生的人,来过图书馆呢
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