esters的音標是["?st?z]，意思是酯類。

基本翻譯：酯類化合物。

速記技巧：酯類化合物通常由酸和醇酯化而成，因此可以嘗試使用“易酸醇”快速記憶。

希望以上信息能幫助您解決問題。如果還有其他問題，請隨時告訴我。

Ester這個詞來源于拉丁語“esterus”，意為“生殖期”或“性欲期”。它的變化形式包括過去式“esther”和過去分詞“esthered”。相關單詞包括：

1. Esterified - 指含有酯基的，如乙酸乙酯。

2. Esterification - 酯化反應，化學反應的一種。

3. Ester- - 作為一個前綴，它用于表示化學鍵合或連接。

4. Esters of Carbohydrates - 碳水化合物的酯類，如葡萄糖酸內酯。

5. Ester-based polymers - 以酯鍵為基礎的聚合物。

例如，乙酸乙酯（ethyl acetate）是一種常用的有機溶劑，也常用于食品和化妝品中作為香味劑。酯化反應在化學工業中非常重要，可以用于制造各種化學品和材料。

常用短語：

1. in a bind

2. at the end of one"s rope

3. hit a nerve

4. hit the nail on the head

5. hit the jackpot

6. hit the sack

7. on the up and up

例句：

1. We"re in a bind because we can"t decide what to eat for dinner.

2. I"m getting really tired of always saying no to her, she"s at the end of my rope.

3. His comment hit a nerve with everyone in the room.

4. His advice really hit the nail on the head.

5. I won the lottery last night!

6. It"s time to hit the sack, I"m exhausted.

7. We"re trying to be honest with each other, but we"re not always on the up and up about everything.

英文小作文：

The importance of honesty in relationships

In relationships, honesty is key. It"s important to be upfront and transparent with your partner, because it builds trust and strengthens the bond between you. If you keep things from your partner, it can lead to misunderstandings and hurt feelings. On the other hand, being honest about your feelings and thoughts can help your partner understand you better and build a stronger foundation for your relationship.

When it comes to esters, we should remember to be open and transparent about our feelings and actions. Esters are important parts of our lives, and it"s essential to maintain healthy relationships with them. By being honest and open, we can avoid any misunderstandings or conflicts that may arise, and strengthen our relationships with esters.