alarmist

n.大惊小怪者,杞人忧天者

危言耸听者；杞人忧天者

名词

1、He always exaggerates the risks and is often labeled as an alarmist.
他总是夸大风险，常常被贴上危言耸听者的标签。
2、Don't listen to the alarmists, they only spread unnecessary panic.
别听那些杞人忧天者的话，他们只是在散布不必要的恐慌。