名詞 parasite:

1. an animal or plant that lives in or on a host (another animal or plant); it obtains nourishment from the host without benefiting or killing the host
2. a follower who hangs around a host (without benefit to the host) in hope of gain or advantage
   同義詞：leech, sponge, sponger

1. One who frequents another's table; a hanger-on or parasite.
   食客經(jīng)常到別人那兒吃飯的人; 食客或寄生者
2. A malarial parasite at the stage of development in which it inhabits bodily tissue before invading the red blood cells.
   潛隱體一種處于發(fā)育階段的瘧疾寄生蟲，在侵入紅血細(xì)胞之前，寄生在體內(nèi)組織中
3. Don't give money to him; he is a parasite.
   別給他錢，他是個(gè)好吃懶做的人。
4. The mistletoe plant is a parasite on trees.
   槲寄生是寄生在樹上的植物。

par.a.site

n.（名詞）
Biology An organism that grows, feeds, and is sheltered on or in a different organism while contributing nothing to the survival of its host.
【生物學(xué)】 寄生生物：一種在另一有機(jī)體上生長(zhǎng)并以該有機(jī)體維持生存或蔽護(hù)但對(duì)宿主的生存毫無(wú)益處的生物

One who habitually takes advantage of the generosity of others without making any useful return.
寄生蟲：總是利用別人的慷慨大方而從不做任何有益回報(bào)的人
One who lives off and flatters the rich; a sycophant.
奉承逗樂(lè)的食客：以奉承富人為生的人；趨炎附勢(shì)者
A professional dinner guest, especially in ancient Greece.
食客：尤指在古希臘的專門的食客

來(lái)源：
Latin parasotus [a person who lives by amusing the rich]
拉丁語(yǔ) parasotus [以給富人逗樂(lè)為生的人]
from Greek parasitos [person who eats at someone else`s table, parasite]
源自 希臘語(yǔ) parasitos [在別人家吃飯的人，食客]
para- [beside] * see para-
para- [旁，側(cè)] *參見 para-
sitos [grain, food]
sitos [糧食，食物]