1
some + cress (uncountable)
表示食物时，cress 通常作不可数名词，不加复数。
She put some cress in her salad.
她在沙拉里放了一些水芹。
水芹；独行菜
先理解核心含义，再看它在真实句子里的用法。
水芹；独行菜
A plant of various species, chiefly cruciferous. The leaves have a moderately pungent taste, and are used as a salad and antiscorbutic.
She put some cress in her salad.
她在沙拉里放了一些水芹。
多种十字花科植物的统称,叶味微辛辣,用作沙拉和抗坏血病食物。
A plant of various species, chiefly cruciferous. The leaves have a moderately pungent taste, and are used as a salad and antiscorbutic.
I added some fresh cress to the salad for a peppery flavor.
我在沙拉里加了一些新鲜的水芹，以增添辛辣味。
The garden cress seedlings are ready to harvest after about two weeks.
大约两周后，园栽的水芹幼苗就可以收获了。
She grows cresses in small pots on her kitchen windowsill.
她在厨房窗台上用小花盆种水芹。
表示食物时，cress 通常作不可数名词，不加复数。
She put some cress in her salad.
她在沙拉里放了一些水芹。
复数形式 cresses 指多种十字花科植物或不同品种。
Different cresses grow in different regions.
不同的水芹品种生长在不同的地区。
Not this
I bought a cress for the salad.
Use this
I bought some cress for the salad.
cress 作为可食用叶菜时是不可数名词，不能直接用 a 修饰；表示“一些水芹”要用 some cress。
Not this
I don't like cresses.
Use this
I don't like cress.
泛泛谈论不喜欢吃水芹时，cress 是不可数名词，不加复数；cresses 仅用于指多种或多棵植株。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
花园水芹；独行菜
We grew garden cress in a pot on the windowsill.
我们在窗台上的花盆里种了花园水芹。
芥末苗与水芹（三明治用嫩苗）
The sandwich was filled with mustard and cress.
三明治里夹了芥末苗和水芹。
水芹沙拉
For lunch she made a simple cress salad.
午餐她做了一份简单的水芹沙拉。
一束水芹
He bought a bunch of cress from the market.
他从市场上买了一束水芹。
水芹种子
You can sprout cress seeds on damp cotton wool.
你可以在湿棉絮上培育水芹种子。
Use cress naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
cress 像‘克瑞斯’：沙拉中的水芹是绿色细丝，咬下清脆微辣。
语域：neutral 常见场景：cooking、gardening、botany 该词多出现在菜谱、园艺和植物学描述中；口语中不很常用，更常见的是直接说 watercress 或 garden cress 等具体名称。
以上单词的重读音节都以 /es/ 结尾（对应拼写多为 -ess），与 cress /kres/ 押韵。注意拼写相近但读音不同的词：cross /krɒs/（元音为 /ɒ/）、crease /kriːs/（元音为 /iː/）都不押韵；名词 address 在美式英语中读 /ˈædres/ 也不押韵，但其动词读 /əˈdres/ 时押韵。
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.