曾經用英語怎麼說

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曾經用英語可以表示爲ever，once，used to do sth.等。例句：People used to think the earth was flat.人們曾經認爲地球是平的。

曾經的英語：
ever，once，used to do sth.

例句：

人們曾經認爲地球是平的。

People used to think the earth was flat. 

有些曾經隨處可見的鳥類現在日益稀少。

Some birds which were once a common sight are now becoming rare. 

有人曾經認爲鉛可以變成黃金。

It was once thought that lead could be transmuted into gold. 

人們曾經認爲太陽繞着地球轉。

It was once thought that the sun travelled around the earth. 

我過去曾經集郵。

I used to collect stamps.

傑米曾經遇到過什麼樣的麻煩嗎？

Had Jamie ever been in any kind of trouble? 

戈弗雷過去曾經對我是友好的。

Godfrey had been friendly to me. 

我曾經被感動得寫了幾行詩。

I have been moved to write a few lines of verse. 

政治曾經是有產階級的特權。

Politics used to be the privilege of the property-owning classes. 

很顯然，她曾經是個美人。

It was evident that she had once been a beauty.