Word · Frequency #46351
purgatives
泻药
purgatives is the plural of purgative.
核心释义
a substance, especially a medicine, that causes the bowels to empty; laxative
- 1.
促使排便的物质或药物；泻药
something, such as a substance or medicine, that purges; laxative
促使排便的物质或药物；泻药；泻剂
用法In use
The old remedy was a strong purgative made from senna leaves.
用法提示：purgative 作名词，在句中作表语，意为‘泻药’。
He took a purgative before the medical examination to clear his bowels.
用法提示：purgative 作名词，作 took 的宾语。
Many ancient physicians used purgatives to remove what they believed were harmful substances.
用法提示：purgatives 为复数形式，作 used 的宾语。
take a purgative
She took a purgative to relieve her constipation.
她服用了泻药来缓解便秘。
use [sth] as a purgative
相关词与表达Connections
搭配Collocations
- take a purgative
- 服用泻药
- The doctor told him to take a purgative to clear his bowels.医生让他服用泻药来清肠。
- strong purgative
- 强效泻药
- Senna is known as a strong purgative.番泻叶被认为是一种强效泻药。
- mild purgative
- 温和的泻药
- Prunes are often used as a mild purgative.西梅干常被用作温和的泻药。
- natural purgative
- 天然泻药
- This herbal tea works as a natural purgative.这种草药茶能起到天然泻药的作用。
- herbal purgative
- 草药泻药
学习提示Learner notes
记忆技巧Memory Tip
联想 purge（清除）+ -ative，就是“清除肠道”的药物；purgative 泻药，像清空一样排便。
语境与语域Context & Register
语域：formal 常见场景：medicine、pharmacy、clinical purgative 作名词时多用于医学、药学等正式书面语境，意为“泻药”，属于较为正式的说法。
发音与拼写Pronunciation & Spelling
purgative（/ˈpəːgətiv/）的重读元音为 /əː/，其后为 /ɡətɪv/。以上各词虽都含有拼写片段 -ative，但重读元音或重音位置不同，因此都不与 purgative 押韵。例如 laxative（/ˈlæksətɪv/）和 negative（/ˈneɡətɪv/）的重读元音分别为 /æ/ 和 /e/，读音差别明显。仅可参考拼写结尾，不宜据此推断发音。
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.