1
the urethra
指具体管道时通常加定冠词 the。
The urethra carries urine from the bladder to the outside of the body.
尿道将尿液从膀胱输送到体外。
尿道
urethras — plural of urethra
先理解核心含义，再看它在真实句子里的用法。
尿道
the tube that carries urine out of the body; in male mammals it also carries semen
The urethra carries urine from the bladder to the outside of the body.
尿道将尿液从膀胱输送到体外。
尿液排出体外的管道；在雄性胎生哺乳动物中为精液射出的管道。
The tube through which urine exits the body and, in male placental mammals, through which semen is ejaculated.
大多数哺乳动物排尿的管道,同时作为男性生殖管道
duct through which urine is discharged in most mammals and which serves as the male genital duct
The doctor explained that the urethra carries urine from the bladder out of the body.
医生解释说，尿道将尿液从膀胱排出体外。
An infection can make the urethra feel sore.
感染会使尿道感到酸痛。
In biology class, we studied the urethras of male and female rats.
在生物课上，我们研究了雄鼠和雌鼠的尿道。
指具体管道时通常加定冠词 the。
The urethra carries urine from the bladder to the outside of the body.
尿道将尿液从膀胱输送到体外。
表达“经由尿道”时常用 through the urethra。
The catheter was passed through the urethra.
导管经尿道插入。
用 of 结构表示所属关系。
The urethra of a male mammal also serves as the genital duct.
雄性哺乳动物的尿道也充当生殖导管。
Not this
Urine passes through the ureter when you urinate.
Use this
Urine passes through the urethra when you urinate.
排尿时尿液排出体外的管道是尿道，英语为 urethra；ureter 是输尿管，指尿液从肾脏到膀胱的管道。两者不能混用，表达排尿过程必须用 urethra。
Not this
Both urethra can become infected.
Use this
Both urethras can become infected.
urethra 是可数名词，复数形式为 urethras（也作 urethrae）。both 后接复数可数名词，不能用单数；汉语名词没有复数变化，所以容易漏掉 -s。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
男性尿道
The male urethra also carries semen.
男性尿道也输送精液。
女性尿道
The female urethra is shorter than the male's.
女性尿道比男性的短。
堵塞的尿道
A blocked urethra makes urination difficult.
尿道堵塞会导致排尿困难。
尿道狭窄
The narrowing of the urethra requires surgery.
尿道狭窄需要手术治疗。
尿道感染
An infection of the urethra needs prompt treatment.
尿道感染需要及时治疗。
Use urethras naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
看到 urethra 开头的 ur，联想到 urine（尿）——尿道就是尿液流经的管道。
语域：formal 常见场景：医学、解剖学、学术文献 该词是解剖学术语，通常用于医学或生物学等正式学术语境，日常口语中较少使用。
复数形式为 urethras，亦可作 urethrae。
Dictionary facts from ECDICT, WIKTIONARY.