stems
- n. [植]茎（stem 的复数）；树管；阻挡物
- v. 起源于（stem 的三单形式）；除去……的茎；给……装杆；止住
- n. （Stems）人名；（德）施特姆斯
专业释义英英释义
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茎段 - 引用次数：94
The experiment showed that the calli come from stem formed earlier than from leaf. The stems cultured on the MS medium supplemented with different kinds and concentrations of hormones could form a lot of calli.
实验表明茎段愈伤组织形成早于叶片；茎段在MS附加不同激素种类和浓度的培养基中能形成愈伤组织，叶片在MS附加2，4—D、2，4-D与NAA、NAA与BA的组合中能形成愈伤组织。
参考来源 - 土贝母、贯叶连翘组织培养及其有效成分分离提取的研究 -
茎区 - 引用次数：2 参考来源 - 可预测假结的RNA二级结构最优茎区组合方法
·2,447,543篇论文数据，部分数据来源于NoteExpress
stem
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n.
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(linguistics) the form of a word after all affixes are removed
"thematic vowels are part of the stem"
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a slender or elongated structure that supports a plant or fungus or a plant part or plant organ
同义词： stalk
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cylinder forming a long narrow part of something
同义词： shank
- the tube of a tobacco pipe
- front part of a vessel or aircraft
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a turn made in skiing; the back of one ski is forced outward and the other ski is brought parallel to it
同义词： stem turn
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(linguistics) the form of a word after all affixes are removed
- v.
以上来源于: WordNet
柯林斯英汉双解大词典
stem /stɛm/ CET4 TEM4 ( stemming, stemmed, stems )
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1.
V-I If a condition or problem stems from something, it was caused originally by that thing. 起源于
例：All my problems stem from drink.
我所有的问题都是酗酒引起的。
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2.
V-T If you stem something, you stop it spreading, increasing, or continuing. 阻止 [正式]
例：Austria has sent three army battalions to its border with Hungary to stem the flow of illegal immigrants.
奥地利已派遣3个营到达与匈牙利接壤的边境处，以阻止非法移民的流入。
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3.
N-COUNT The stem of a plant is the thin, upright part on which the flowers and leaves grow. 茎
例：He stooped down, cut the stem for her with his knife and handed her the flower.
他弯下腰，用刀替她割下花茎，然后把花递给她。
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4.
N a technique in which the heel of one ski or both skis is forced outwards from the direction of movement in order to slow down or turn 转动滑雪屐以减速或转弯的技术 [skiing]
双语例句原声例句权威例句
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Cut the flower stems on the slant.
把花茎斜着切断。
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The decision to delay the launch stems from unfavourable weather conditions.
推迟发射的决定源于不利的天气情况。
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The relationship between a parent and a child is instinctual and stems from basic human nature.
父母与孩子之间的关系是本能的，源于人类的本性。
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As a result,there is a reduction in the number of nodes,or joints, that produce groups of flowers along stems.
VOA: special.2009.11.10
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It actually does a whole bunch of things, but one thing it does, I think, is try to answer that question, and to assert that evil stems from human behavior.
它其实有很多意义，但我觉得，其中之一就是解答这个问题，并且声称邪恶来自人类行为。
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And it stems from an obvious projection of the Protestant- Catholic tension onto Israelite history.
它起源明显的规划，是清教-,与天主教的紧张关系在以色列历史中的体现。
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