1.general term for any insect or similar creeping or crawling invertebrate
2.a fault or defect in a system or machine
3.a small hidden microphone; for listening secretly
4.insects with sucking mouthparts and forewings thickened and leathery at the base; usually show incomplete metamorphosis
5.a minute life form (especially a disease-causing bacterium); the term is not in technical use
1.annoy persistently;
The children teased the boy because of his stammer
2.tap a telephone or telegraph wire to get information;
The FBI was tapping the phone line of the suspected spy
英文单词,本意是臭虫、缺陷、损坏等意思。现在人们将在电脑系统或程序中,隐藏着的一些未被发现的缺陷或问题统称为bug(漏洞)。