
parasitic
词源
源自希腊语 'parasitos'(意为'同桌吃饭的人',后演变为'食客'),通过拉丁语 'parasiticus' 进入英语,最初指古代希腊依附贵族的门客。
adjective
❶ 形容生物体依赖其他生物生存并对其造成伤害的特性,如寄生虫的生活方式。
“The parasitic worm lives in the intestines of its host.”
(这种寄生蠕虫生活在宿主的肠道内。)
“Some plants have parasitic roots that steal nutrients from other plants.”
(某些植物有寄生根,会从其他植物窃取养分。)
❶ 比喻人或事物像寄生虫一样依赖他人而不付出回报的行为或特性。
“He was tired of his brother's parasitic lifestyle, always borrowing money.”
(他厌倦了弟弟像寄生虫般的生活方式,总是借钱度日。)
“The dictator maintained power through parasitic exploitation of the country's resources.”
(独裁者通过对国家资源的寄生式剥削维持权力。)
常见短语
parasitic disease — 指由寄生虫引起的疾病,通常通过接触受污染的水源或食物传播。
“Malaria is a well-known parasitic disease transmitted by mosquitoes.”
(疟疾是由蚊子传播的一种著名寄生虫病。)
parasitic capacitance — 电子学术语,指电路中非故意形成的、可能影响性能的杂散电容。
“Engineers work to minimize parasitic capacitance in high-frequency circuits.”
(工程师努力减少高频电路中的寄生电容。)