Word · Frequency #13492
senna
番泻属植物；山扁豆
核心释义
any of various plants of the genus Senna, having pinnately compound leaves and usually yellow flowers, many of which are used medicinally
- 1.
决明族中的几种植物,尤指决明属和番泻属植物,其叶和荚用作泻药和轻泻剂。
Any of several plants of the tribe Cassieae, especially those of the genera Cassia and Senna, whose leaves and pods are used as a purgative and laxative.
- 2.
这些植物的干燥叶或荚(尤指Senna alexandrina,异名Cassia angustifolia或Cassia acutifolia),作药用。
The dried leaves or pods of these plants (especially of Senna alexandrina, syn. Cassia angustifolia or Cassia acutifolia), used medicinally.
- 3.
番泻苷,一种轻泻剂。
Senna glycoside, a laxative.
决明族中的几种植物,尤指决明属和番泻属植物,其叶和荚用作泻药和轻泻剂。；这些植物的干燥叶或荚(尤指Senna alexandrina,异名Cassia angustifolia或Cassia acutifolia),作药用。；番泻苷,一种轻泻剂。；山扁豆；番泻叶
用法In use
The senna in the botanical garden has bright yellow flowers in late summer.
用法提示：句中 senna 为单数名词，指山扁豆这种植物。
Sennas are easy to grow in warm climates if they get enough sunlight.
用法提示：sennas 是 senna 的复数形式，泛指多株山扁豆。
She planted two young sennas near the fence and watered them every morning.
用法提示：two young sennas 用复数形式表示两棵山扁豆植株。
somebody + be + a plant
表示具体植物时，senna 是可数名词，复数形式为 sennas。
A senna is a plant with yellow flowers.
山扁豆是一种开黄色花朵的植物。
take sth for sth
作药物讲时，senna 通常为不可数名词，常与 take 搭配。
相关词与表达Connections
搭配Collocations
- senna leaf
- 番泻叶
- Senna leaf is often used as a natural laxative.番泻叶常被用作天然泻药。
- senna tea
- 番泻叶茶
- She drank senna tea to relieve constipation.她喝了番泻叶茶来缓解便秘。
- senna pods
- 番泻荚果
- Senna pods are soaked in water to make a medicinal drink.番泻荚果泡水可制成药用饮品。
- senna extract
- 番泻叶提取物
- The supplement contains senna extract and other herbal ingredients.这种补充剂含有番泻叶提取物和其他草药成分。
- senna tablets
- 番泻叶片剂
学习提示Learner notes
记忆技巧Memory Tip
Senna 读起来像“色那”，想象番泻叶泡出的水是茶色，喝下帮助排便。
语境与语域Context & Register
语域：neutral 常见场景：植物图鉴或百科条目、药品/保健品成分说明、茶饮产品标签 senna 是番泻属植物的通用名称，也指其药用叶，比较常见于植物学资料、药品或保健品说明等书面场合；在日常口语中不一定常用，通常可直接说“番泻叶”。
发音与拼写Pronunciation & Spelling
真正的韵词：henna /ˈhenə/、antenna /ænˈtenə/（重音在 -ten-）与 senna /ˈsenə/ 押韵。拼写相似的 sienna /siˈɛnə/、senate /ˈsenət/、sense /sens/、send /send/ 发音与 senna 不同（sienna 的元音是 /ɛ/，senate、sense、send 的结尾辅音不同）。
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.