falsities 的音標是["f?s?t?z]，基本翻譯是謊言、虛偽。

速記技巧：將每個字母的發音結合單詞整體發音進行記憶。

falsity的英文詞源是拉丁語 falsitas，意為“falsehood，untruth”。falsity 的變化形式包括 falsified（偽造的）、false（假的）等。

相關單詞：

false：這個詞直接來源于 falsity，意為“假的，錯誤的”。它還可以表示不真實的，偽裝的；不忠實的，不忠誠的。

falsification：這個詞由 falsify（偽造）和 formation（形成）組合而成，表示偽造、篡改。

falsifier：偽造者，篡改者。

falsity 的使用在英語中非常廣泛，例如在討論科學研究中數據的真實性、政治聲明是否真實等。同時，隨著科技的發展，falsification 的應用也日益廣泛，如在知識產權領域中關于專利申請的真實性等問題。

常用短語：

1. falsehoods

2. deny the truth of

3. prove false

4. be false

5. be untrue

6. disbelieve

7. refute

例句：

1. He repeatedly denied the falsehood of the rumors, insisting that they were untrue.

2. The evidence proves that his statements are false, and there is no denying the truth of it.

3. She refused to believe his claims, insisting that they were untrue and that he was just trying to gain attention.

4. His words were proven false when the facts came to light.

5. The accusations are untrue and I will not be intimidated into denying them.

6. The evidence refutes his claims that he was innocent.

7. She refused to disbelieve the rumors, even though they were repeatedly denied.

英文小作文：

Recently, I have been hearing some untrue rumors about my friend, which have caused me some concern. However, I refuse to believe them because I know my friend to be a trustworthy and honest person. I hope that these falsehoods will not affect our relationship and that we can remain friends for a long time to come.