重要

rattle

/ˈræt(ə)l/📚 12327 86 2六级托福
When something rattles or when you rattle it, it makes short, sharp, knocking sounds because it is being shaken or it keeps hitting against something hard. 使发出嘎嘎声; 发出嘎嘎声

verb [vt. 及物动词](使)咯咯作响;(车辆) 嘎拉嘎拉地响,(移动时)隆隆作响;使慌张,使紧张;呆在......里,占用(大得不必要的房间或建筑);喋喋不休地讲话(rattle on)

If something or someone rattles you, they make you nervous.
使紧张 •  Officials are not normally rattled by any reporter's question.  官员们一般不会因为任何记者的提问而紧张不安。

noun [抽象名词]咯咯声,咔嗒声;发连续短促尖利声的器具;拨浪鼓;<英>(在观看足球比赛或举行部落仪式中使用的)急响器,响板;(响尾蛇尾部的)角质环,响环;(人垂死时喉间发出的)呼噜声,临终喉鸣;<古> 喋喋不休的人

Rattle is also a noun.
嘎嘎声 •  There was a rattle of rifle fire.  有步枪射击发出的嘎嘎声。

rattle 出现在下面的课文中
Lesson 15 Fifty pence worth of trouble rattle 动词: 格格作响
单词造句: