cautionary的音標(biāo)是[?k????nri]，基本翻譯是告誡的，謹(jǐn)慎的。速記技巧可以是將其拆分為輔音字母組合進(jìn)行記憶，如/k??/可以聯(lián)想到control（控制），/??n/可以聯(lián)想到serious（嚴(yán)肅的），/ri/則是單詞的結(jié)尾部分。這樣可以幫助記憶和發(fā)音。

Cautionary這個(gè)詞源自拉丁語cautionem，意為“警告”。其變化形式包括：

1. Caution：原形，意為“謹(jǐn)慎，小心”，在句子中常作形容詞或動(dòng)詞。

2. Cautiously：副詞形式，意為“謹(jǐn)慎地”，強(qiáng)調(diào)動(dòng)作的緩慢和小心。

3. Cautious：形容詞形式，意為“小心的，謹(jǐn)慎的”，強(qiáng)調(diào)對(duì)風(fēng)險(xiǎn)的警惕和避免。

相關(guān)單詞包括：

1. Dangerous：危險(xiǎn)的，與cautionary相反，表示可能產(chǎn)生負(fù)面后果的情況。

2. Precaution：預(yù)防措施，表示為避免潛在危險(xiǎn)而采取的行動(dòng)。

3. Warn：警告，與cautionary同源，表示提醒某人注意潛在的危險(xiǎn)或風(fēng)險(xiǎn)。

Cautionary這個(gè)詞在英語中非常常見，常用于警示人們注意潛在的危險(xiǎn)或風(fēng)險(xiǎn)，以避免不必要的損失或傷害。這個(gè)詞的使用也體現(xiàn)了英語中詞義豐富和靈活的特點(diǎn)。

常用短語：

1. be cautious of

2. take caution

3. be on the alert

4. exercise caution

5. be careful

6. proceed with caution

7. be cautious about

例句：

1. Be cautious when crossing the street.

過馬路時(shí)要小心。

2. Take caution when using the computer, as it may contain viruses.

使用電腦時(shí)要小心，因?yàn)樗赡芎胁《尽?/p>

3. Be on the alert for traffic hazards.

注意交通危險(xiǎn)。

4. Exercise caution when investing in stocks.

投資股票時(shí)要小心。

5. Be careful not to scratch the new car.

小心不要刮傷新車。

6. Proceed with caution when dealing with strangers.

與陌生人打交道時(shí)要小心。

7. Be cautious about investing your savings in high-risk ventures.

對(duì)于將儲(chǔ)蓄投資在高風(fēng)險(xiǎn)項(xiàng)目中要小心。

英文小作文：

Cautiousness is a crucial quality in life, whether it"s crossing the street, driving a car, investing money, or making decisions. It helps us avoid risks and protect ourselves from potential harm. However, being too cautious can sometimes hold us back, so it"s important to strike a balance between being careful and taking risks.

In my opinion, we should always be cautious when it comes to our safety and well-being, but we shouldn"t let fear hold us back from pursuing our dreams and goals. After all, life is about taking risks and learning from our mistakes, not being afraid of them. So, let"s be cautious, but not too cautious, and embrace the opportunities that life brings our way.