及物动词
不及物动词
名词
1. 炸弹；爆炸装置
A bomb is a device which explodes and damages or destroys a large area.
2. 核武器；核弹
Nuclear weapons are sometimes referred to as the bomb .
3. 轰炸；向…投炸弹
When people bomb a place, they attack it with bombs.
1. an explosive device fused to explode under specific conditions
2. strong sealed vessel for measuring heat of combustion
Synonym: bomb calorimeter
3. an event that fails badly or is totally ineffectual
e.g. the first experiment was a real turkey
the meeting was a dud as far as new business was concerned