des
des — 名詞
1. a man-made form of the hormone estrogen that was given to pregnant women from th
DES
一種人造雌激素藥物
a man-made form of the hormone estrogen that was given to pregnant women from the 1940s to the 1970s with the aim of preventing miscarriage, but was later found to cause cancer and other serious health problems in the mothers and their children.
The FDA banned DES for pregnant women in 1971 after studies linked it to cancer.
美國食品藥物管理局在 1971 年禁止將 DES 用於孕婦，因為研究發現它與癌症有關。
passive: be banned + for use in [context]
Doctors prescribed DES to millions of pregnant women between 1940 and 1970.
在 1940 到 1970 年間，醫師曾為數百萬名孕婦開立 DES。
collocation: prescribe DES to [patients]
A person exposed to DES before birth may face higher risks of certain illnesses.
在出生前接觸過 DES 的人，日後罹患某些疾病的風險可能較高。
Researchers now know that DES does not actually prevent miscarriage, despite earlier beliefs.
研究人員現在知道，DES 實際上並不能預防流產，這與早期的認知不同。
The long-term health effects of DES on second generations are still being studied today.
DES 對第二代人的長期健康影響至今仍在研究當中。
- diethylstilbestrol
the full chemical name; used in formal medical writing and research papers, where DES would be considered informal shorthand
文法句型
DES as a mass noun (uncountable)
用法筆記
DES is nearly always written in capital letters as an abbreviation. The full chemical name, diethylstilbestrol, appears mainly in scientific and medical literature; in general health contexts the abbreviation is far more common.