betrothal的音標是["b?tr??zl]，意思是訂婚；婚約。

速記技巧：可以將單詞拆分記憶，betrothal由betrou(= betro)和ral組成，可以聯想到“伴侶”之意，表示訂婚。

Betrothal的英文詞源可以追溯到拉丁語單詞“fidelitas”,意為忠誠、信任。這個詞在英語中經過演變，衍生出了“betrothed”,“betrothal”等詞。

變化形式：

1. betrothed：通常指已訂婚的人，強調婚姻關系。

2. betrothal：訂婚儀式，通常指婚姻的承諾和誓言。

相關單詞：

1. betrother：未婚夫/未婚妻的男性/女性介紹人或介紹人。

2. betrothale：訂婚的承諾和誓言，通常指婚姻的承諾和誓言。

3. betrothable：可訂婚的，指適合結婚的人或情侶。

Betrothal在歷史和文化中有著重要的地位，它代表著婚姻的承諾和誓言，是社會和文化的重要組成部分。它也反映了人類對愛情和婚姻的重視和追求。

以上內容僅供參考，建議查閱專業的英語詞典獲取更準確的信息。

常用短語：

1. betrothed to sb

2. betrothal ceremony

3. break one"s betrothal

4. enter into a betrothal

5. make a betrothal vow

6. betrothal ring

7. betrothed couple

雙語例句：

1. They had their betrothal ceremony when they were young. (他們年輕時舉行了訂婚儀式。)

2. They broke their betrothal because of irreconcilable differences. (由于不可調和的分歧，他們解除了婚約。)

3. She wore a beautiful betrothal ring on her finger. (她手指上戴著一只漂亮的訂婚戒指。)

4. They entered into a betrothal vow to be faithful to each other forever. (他們許下誓言，永遠忠于對方。)

5. The couple was betrothed when they were young, but they never got married. (這對年輕時訂婚的情侶最終沒有結婚。)

6. She is betrothed to a charming young man who loves her deeply. (她訂婚的對象是一個深愛她的年輕英俊男子。)

7. The betrothed couple are eagerly looking forward to their wedding day. (這對未婚夫妻熱切地期待著他們的婚禮。)

英文小作文：

Betrothal is a beautiful tradition in many cultures, symbolizing the beginning of a romantic relationship that may lead to marriage. For some people, it is a time of joy and celebration, filled with excitement and anticipation for the future. However, for others, it can be a difficult and emotional time, filled with uncertainty and anxiety about what the future holds. Regardless of how you feel about it, betrothal is a significant moment in your life, and it should be treated with respect and care. It is a time to cherish the memories you make together and to focus on the love you have for each other, even if it may not lead to marriage in the end.