boom
US /buːm/
UK /buːm/

名词
1.
动词
1.
轰鸣, 隆隆作响
to make a deep, resonant sound
示例:
•
The thunder boomed in the distance.
雷声在远处轰鸣。
•
His voice boomed across the hall.
他的声音在大厅里回荡。
形容词
感叹词
1.
轰, 砰
used to represent a loud, deep, resonant sound
示例:
•
The door slammed shut with a loud boom!
门砰地一声关上了!
在 Lingoland 学习这个单词