突然，他听到嘎的一声。
When his seawater rice research was successful, he was very excited, and copied the action of ducks with "quack, quack, quack", while passing a pond.
当他的海水水稻研究成功时，他非常兴奋，在经过一个池塘时模仿鸭子的动作，发出“嘎、嘎、嘎”的声音。
Quack, quack, quack. Walk like us!
嘎嘎嘎，像我们一样走路！
我是一只鸭子，嘎嘎。
Walking like this, quack, quack, quack.
像这样走路，嘎嘎嘎嘎。
他是个庸医。
We like to hear you, quack quack quack!
我们喜欢听你呱呱叫！
那是一声嘎叫！
Quack, quack! Now come with me and I will take you into the world.
嘎，嘎！现在跟我来，我将带你们去参观这个世界。
Mother duck said quack quack quack. But only four little ducks came back.
鸭妈妈叫啊叫，但是只有四只小鸭子回来了。
Time is alleged cure-all quack.
时间是自称包治百病的庸医。
呱呱，呱呱！你们都出来了吗？
是的，它是。它呱呱叫。
这里有鸭子，那里有鸭子。
Don't believe him, he is a quack.
不要相信他，他是个庸医。
Time is a self proclaimed a quack.
时间是一个自称包治百病的庸医。
呱，呱，鸭子皇后。
鸭子那里嘎嘎。
鸭子这里嘎嘎。
Act as a medical quack or a charlatan .
像一个江湖庸医一样吹牛。
She discovered that the man was a quack .
她发现那人是个庸医。
Ducks on the bus sing. Quack! Quack! Quack!
鸭子在公共汽车上唱歌。嘎！嘎！嘎！
Ducklings: Quack, quack, quack. Walk like us!
小们：呱，呱，呱。像我们一样走路！
A duck's quack doesn't echo... no one knows why.
鸭子的叫声没有回声，其中的原因每人知道。
I do not believe such a quack can cure me of tracheitis.
我不相信这样一个庸医可以治好我的气管炎。
Duck duck waddle back, we like to hear you quack quack quack!
鸭子，鸭子，摇尾巴，我们喜欢听你呱呱呱。
I simply spat my contempt and threw the drug back to the quack.
我愤怒地表示了我的蔑视，把药扔回给那个江湖医生。
A quack-quack here! Here a quack! There a quack! Everywhere a quack-quack.
嘎嘎这里！这里有个鸭子！
After so many disappointments, he finds it hard to have faith in quack doctors.
经历多次失望之后，他对江湖医生失去了信心。
In ancient times, doctors often made people sicker with quack cures like bleeding.
古代时，医生常常乱给病人治疗(如放血)，而使病情加重。
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