题目

英语翻译
要完全人工的翻译!
The Angel Fish
How can you tell when a fish wants to wat?Does a hungry fish look the same as a full one?
Jane trained her angel fish to ring a bell when they wanted food.for a few days she didn't feed them at all.they were very hungry.then she tied a little bell to one end of a string.she tied food to the other end and put it in the water.when the fish ate,the bell rang.
This were on for a few days.the fish ate the food,and the bell rang.then Jane put the string into the waterwithout the food.the fish bit at the empty string and the bell rang.every time they did this,Jane gave them food.soon the fish had learned to pull the string and ring the bell when they were hungry.have you ever seen fish with their own dinner bell.

提问时间：2020-08-11

答案

天使鱼你怎么知道鱼是不是要吃东西了?是不是饿了的鱼和吃饱的鱼看上去一样?简训练她的天使鱼饿了的时候摇铃.她几天没给它们喂食,所以它们很饿,然后她把一个小铃铛系在了绳子的一边,把食物系在了另一边,放到水里.当鱼...