gainsay的音標是[?ɡe?ns??z]，基本翻譯是“否認，否定”，速記技巧是“gain（獲得）+say（說）=gainsay（否認）”。

"gainsay"這個詞的詞源可以追溯到古英語中的"gaen"（說）和"say"（說）的組合，意為“否認，反駁”。它的變化形式包括過去式"gainsaid"，現在分詞"gainsaying"，以及過去分詞"gainsaid"。

相關單詞：

1. "deny"：這個詞與"gainsay"有相似的含義，都表示否認或反駁。例如，"He denied having seen the movie."（他否認看過這部電影。）

2. "contradict"：這個詞表示對某人的陳述或觀點進行反駁或否定。例如，"His statement contradicts his previous claims."（他的聲明與他的先前聲明相矛盾。）

3. "refute"：這個詞表示通過提供證據或論點來反駁或否定某人的觀點。例如，"The evidence provided refutes his claims."（提供的證據駁斥了他的主張。）

4. "dispute"：這個詞表示對某事或某人的觀點進行爭論或辯論。例如，"They disputed the accuracy of the report."（他們對報告的準確性提出了爭議。）

5. "opponent"：這個詞表示與某人或某事進行斗爭或爭論的人或物。在"gainsay"的語境中，可以說某人是一個反對者或對手。

以上這些單詞在英語中都與"gainsay"有密切的聯系，并且在不同的語境中有著相似的含義。這些單詞在句子中可以用來表達否認、反駁或爭論的意思。

常用短語：

1. gainsay truth 否認真相

2. gainsay evidence 否認證據

3. gainsay argument 否認爭論

4. gainsay a claim 否認要求

5. gainsay a statement 否認聲明

6. gainsay a proposal 否認提議

7. gainsay a decision 否認決定

例句：

1. He gainsays every piece of evidence that could prove his guilt.

2. She gainsayed their marriage proposal, saying it was too sudden.

3. They were arguing about the cause of the accident, but she could not gainsay his claim that he was not at fault.

4. She gainsayed his proposal to go out for a drink, saying she had to study for an exam.

5. He gainsayed her claim that she had been raped, saying she must have been mistaken.

6. They were unable to reach a decision on whether to proceed with the project, and she gainedayed every proposal they put forward.

7. She gainedayed the decision to quit her job and start her own business, saying she needed more time to consider it.

英文小作文：

標題：Gainsaying Reality

Life can be challenging enough without having to deal with people who constantly gainsay reality. Whether it"s denying the truth of a situation, arguing over trivial matters, or refusing to accept a decision, people who constantly gainsay reality can make life difficult for those around them.

On the other hand, we all have our moments of doubt and uncertainty, but it"s important to remember that we need to rely on our own judgment and experience to make informed decisions. Gainsaying reality can often be a way of avoiding responsibility or seeking validation from others, but in the long run, it can only lead to more problems and confusion.

In conclusion, we should try to be open-minded and respectful of others, but at the same time, we need to be aware of our own limitations and rely on our own judgment to make informed decisions. If we can all avoid being too much of a "gainsayer," life would be much easier and more enjoyable.