bet on的音標是[bet ???n]，基本翻譯是“打賭，確信，下賭注”，速記技巧是：bet“賭”是動詞，“on”表示方向，強調“在……上”。

bet on的英文詞源：

直接借用或借用了“賭”的詞源。

變化形式：

1. 雙寫t，變為bet。

2. 復數形式：bets。

相關單詞：

1. betting n. 賭博；打賭。

2. wager v. 打賭；賭。

3. winnings n. 贏利；獎金。

4. stake n. 賭注；利益。

5. gamble v. 賭博；冒險。

6. risk n. 風險；危險。

7. hazard n. 危險；冒險。

8. uncertainly n. 不確定性。

9. uncertain adj. 不確定的；不可靠的。

10. bettor n. 打賭者；賭徒。

bet on在英語中的使用已經遠遠超出了賭博的語境，成為了一個更廣泛使用的短語，表示“對...有信心，對...抱有期望”。這個詞組也反映了英語中詞義演變的一個常見模式，即詞義的擴大和泛化。

常用短語：

1. bet on doing sth. 賭在……上

2. bet against sb./sth. 打賭某人/某事不會成功

3. bet with money 用錢打賭

4. lay a bet 下賭注

5. lay a big bet 大賭

6. lay a small bet 小賭

7. take a bet 接受賭注

雙語例句：

1. I bet on success and worked hard for it. 我下定決心要成功，為此努力工作。

2. I bet against the team winning the championship, but I was wrong. 我打賭球隊不會贏得冠軍，結果我錯了。

3. We laid a small bet on who could finish the race first. 我們就誰能最先完成比賽下了一個小賭注。

4. After the race, I took the bet and won some money. 比賽結束后，我贏了賭注，賺了些錢。

5. I"m not sure if we should bet with money or not, what do you think? 我們應該用錢打賭嗎？對此我不太確定，你覺得呢？

6. I"m not going to lay a bet on this horse, it looks like it"s going to fall over. 我不會下注這匹馬，它看起來就要倒下了。

7. We"ve laid a big bet that we"ll win the championship this year. 我們已經下了大賭注，今年我們要贏得冠軍。

英文小作文：

Betting is a popular pastime that can be enjoyed in many different ways. Whether it"s gambling on sports events, horse races, or even lotteries, people love to take risks and hope for the best.

For me, I enjoy placing small bets on horse races because it"s a fun way to watch the horses run and see who will win. However, I also understand that gambling can be addictive and should be done responsibly.

In conclusion, betting is a great way to have some fun and try your luck, but always remember to play responsibly and within your means.