Word · Frequency #4527
stem
茎；叶柄；花梗；羽干
核心释义
the main stalk of a plant, or a thin stalk supporting a leaf or flower; also the shaft of a feather
- 1.
家族的血统；祖先的种族或世代。
The stock of a family; a race or generation of progenitors.
- 2.
词干
(linguistics) the form of a word after all affixes are removed
- 3.
家族的分支。
A branch of a family.
- 4.
茎
a slender or elongated structure that supports a plant or fungus or a plant part or plant organ
- 5.
前沿或领先的位置；瞭望台。
An advanced or leading position; the lookout.
- 6.
杆状部件
cylinder forming a long narrow part of something
- 7.
维管植物在地上的茎(技术上称轴),以及某些解剖学相似的地下器官,如根茎、鳞茎、块茎和球茎。
The above-ground stalk (technically axis) of a vascular plant, and certain anatomically similar, below-ground organs such as rhizomes, bulbs, tubers, and corms.
- 8.
植物单个部分(如花或叶)的细长支撑结构；也比喻羽毛的羽干。
A slender supporting member of an individual part of a plant such as a flower or a leaf; also, by analogy, the shaft of a feather.
- 9.
某些人造物体上的狭窄部分,如酒杯、烟斗、勺子的柄。
A narrow part on certain man-made objects, such as a wine glass, a tobacco pipe, a spoon.
- 10.
未屈折词的主要部分,可添加词缀构成词的屈折形式。词干通常有更基本的词根。系统的变位和变格源于词干。
The main part of an uninflected word to which affixes may be added to form inflections of the word. A stem often has a more fundamental root. Systematic conjugations and declensions derive from their stems.
- 11.
字母的垂直笔画。
A vertical stroke of a letter.
- 12.
乐谱中表示音符时值的垂直符干。
A vertical stroke marking the length of a note in written music.
- 13.
用于音频母带处理和混音的预混音轨部分。
A premixed portion of a track for use in audio mastering and remixing.
- 14.
龙骨垂直或近乎垂直的前延伸部分,船板或列板的前端连接于此。
The vertical or nearly vertical forward extension of the keel, to which the forward ends of the planks or strakes are attached.
- 15.
船的前部。
The front part of a vessel.
- 16.
自行车上连接车把与前叉的部件。
A component on a bicycle that connects the handlebars to the bicycle fork.
- 17.
解剖结构的某一部分,不考虑其可能的分支或分叉。
A part of an anatomic structure considered without its possible branches or ramifications.
（物体的）细长柄；杆；颈；词干；家系；血统；家族分支；（音符的）符干；（字母的）竖画；竖笔
用法In use
The rose stem has sharp thorns, so wear gloves when you cut it.
用法提示：stem 在这里作名词，指植物的茎。
She put the flower in a vase and trimmed the bottom of the stem at an angle.
用法提示：stem 指花梗或花茎，是名词。
The bamboo stems swayed gently in the wind.
用法提示：stems 是 stem 的复数形式，指竹子的茎。
thematic vowels are part of the stem
the stem of [something]
词干是单词去掉词缀后剩下的部分。
The stem of the word 'happiness' is 'happy'.
单词 'happiness' 的词干是 'happy'。
from stem to stern
相关词与表达Connections
搭配Collocations
- brain stem
- 脑干
- The brain stem controls breathing and heart rate.脑干控制呼吸和心率。
- stem cell
- 干细胞
- Scientists are studying stem cells to treat diseases.科学家正在研究干细胞以治疗疾病。
- plant stem
- 植物茎
- The plant stem supports the leaves and flowers.植物的茎支撑着叶和花。
- flower stem
- 花茎
- She cut the flower stem at an angle.她斜着剪下了花茎。
- word stem
- 词干
学习提示Learner notes
记忆技巧Memory Tip
想象花茎(stem)撑起花朵，也撑起单词：去掉前后缀后留下的“词干”就是主干。
语境与语域Context & Register
语域：mixed 常见场景：botany、linguistics、everyday objects stem 作名词时，通常表示植物的茎或物体的细长柄（如酒杯、烟斗），这类用法比较常见于日常生活和自然描述，语气中性；在语言学中，“词干”的用法多用于语法分析，属于正式术语。正式程度随语境变化，建议按使用场景判断。
发音与拼写Pronunciation & Spelling
与 stem /stɛm/ 押韵的有 gem /dʒɛm/、hem /hɛm/、them /ðɛm/、condemn /kənˈdɛm/（注意 condemn 中的 n 不发音）。theme /θiːm/ 和 steam /stiːm/ 拼写相近，但元音是长音 /iː/，与 stem 不押韵。
用法优先级Usage priority
Collins 词频等级为 3，建议结合例句记忆，而不是只背中文释义。
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 DICTIONARY_API_DEV, ECDICT, WIKTIONARY, WORDNET.