Word · Frequency #13476
excretion
排泄；排泄作用
the bodily process of discharging waste matter
指排泄的生理过程，区别于排泄物。
- 1.
The process of removing or ejecting material that has no further utility, especially from the body; the act of excreting.
排出无用物质的过程,尤指从体内；排泄的行为。
- 2.
Something excreted in that manner, especially urine or feces.
以此方式排出的物质,尤指尿液或粪便。
排泄物；排出无用物质的过程,尤指从体内；排泄的行为。；以此方式排出的物质,尤指尿液或粪便。；排泄；分泌
In use
The skin helps with excretion by removing waste through sweat.
A healthy diet makes regular excretion easier for the body.
After drinking more water, his excretion of waste products became more regular.
excretion of sth
The excretion of salt is regulated by the kidneys.
盐分的排泄由肾脏调节。
excretion from sth
Excretion from the kidneys removes waste from the blood.
肾脏的排泄作用清除血液中的废物。
bodily excretions
excretion 既可指排泄过程（不可数），也可指排泄物（可数，常用复数）。
Connections
Collocations
- excretion of waste
- 废物排泄
- The kidneys play a major role in the excretion of waste from the body.肾脏在人体废物排泄中起主要作用。
- renal excretion
- 肾脏排泄
- Renal excretion of excess salt helps maintain blood pressure.肾脏排泄多余的盐分有助于维持血压。
- urinary excretion
- 尿排泄
- Urinary excretion of the drug was measured over 24 hours.对该药物24小时内的尿排泄量进行了测量。
- excretion rate
- 排泄速率
- The excretion rate of the toxin is higher in younger patients.年轻患者的毒素排泄速率更高。
- drug excretion
- 药物排泄
- Impaired liver function can slow drug excretion.肝功能受损会减慢药物排泄。
Synonyms
Learner notes
Memory Tip
ex=向外，cretion像secretion（分泌）；分泌物向外排出，即排泄。
Context & Register
语域：formal 常见场景：生物学/医学教材、健康科普文章、体检/医疗报告 excretion 通常用于正式或专业语境，比较常见于生物学、医学及健康科普的书面材料；日常口语中较少直接使用。
Grammar Note
表示“排泄（过程）”时通常不可数；表示“排泄物”时可用作可数名词，复数形式为 excretions。
Pronunciation & Spelling
真正押韵：secretion、completion、deletion 都以 /iːʃən/ 结尾，与 excretion 押韵；注意 discretion 虽拼写中含 -cretion-，却读 /dɪˈskreʃən/（重读元音为 /e/）；expression 同样以 ex- 开头并含 -ion，但不押韵。
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.