n. a sudden happening that brings good fortune (as a sudden opportunity to make money)
n. a pole carrying an overhead microphone projected over a film or tv set
词态变化
过去式:boomed
复数形式:booms
现在分词:booming
过去分词:boomed
第三人称单数:booms
常见例句
1
plural of baby-boomer
2
an excavator whose shovel bucket is attached to a hinged boom and is drawn backward to move earth
3
relatively small compact tawny-brown heron with nocturnal habits and a booming cry
4
the sound that is heard when someone makes an awesome slam dunk. > when tim duncan made that dunk, the announcers yelled in unison, "BOOM SHAKALAKA!!!!"
5
n a member of the baby boom generation in the 1950s
