名詞 des:

1. a potent estrogen used in medicine and in feed for livestock and poultry
   同義詞：diethylstilbestrol, diethylstilboestrol, stilbestrol, stilboestrol
2. synthetic nonsteroid with the properties of estrogen; formerly used to treat menstrual problems but was found to be associated with vaginal cancers in the daughters of women so treated during pregnancy
   同義詞：diethylstilbesterol, stilbesterol

名詞 de:

1. a Mid-Atlantic state; one of the original 13 colonies
   同義詞：Delaware, Diamond State, First State, DE

1. A native or inhabitant of Rio de Janeiro, Brazil.
   巴西里約熱內(nèi)盧人或里約熱內(nèi)盧的居民
2. The prime minister is de facto president of the country.
   這位總理實際上就是這個國家的總統(tǒng)。

DES

n.（名詞）
A synthetic nonsteroidal substance, C8H 20O 2, having estrogenic properties and once used to treat menstrual disorders. It is no longer prescribed because of the incidence of certain vaginal cancers in the daughters of women so treated.
二乙基固醇：一種人造非類固醇物質(zhì)，其組成為C8H 20O 2，具有雌性激素的特性，曾經(jīng)用于治療月經(jīng)失調(diào)。但由于它可能會導(dǎo)致用過該藥的婦女的女兒患陰道癌，現(xiàn)已不再使用

來源：
d(i)e(thyl)s(tilbestrol)
d(i)e(thyl)s(tilbestrol)