唯恐

• lest
• for fear that
• for fear of

例句

1. 他们那时听不到她的消息，唯恐发生了最糟的事。
   When they did not hear from her, they feared the worst.
2. 我突然停住，唯恐他会认为我是在炫耀。
   I stopped suddenly in case he should think that I was showing off.
3. 他继续往下谈，唯恐显露出内心的不安来。
   He went on talking, lest he should expose his uneasiness.
4. 他们低声说话，唯恐被别人听见。
   They spoke in whispers lest they should be heard.

短语

• 恐
• 或许
• 或者
• 恐怕
• 想必
• 可能
• 或
• 容许
• 兴许
• 也许