retract
- v. <正式>收回，撤回，撤销（已说的话、声明、承诺等；不及物时指收回自己说过的话）；缩回，缩进（身体部位、机器部件等向内移动或收拢）；（外科）牵开，拉开（伤口或器官边缘）
- n. （数学）收缩核
[ 第三人称单数 retracts 现在分词 retracting 过去式 retracted 过去分词 retracted ]
专业释义英英释义
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收缩核 - 引用次数：4 参考来源 - 具有变号核的非线性Hammerstein积分方程的固有值与固有元 Eigenvalues and Eigenvectors of Nonlinear Hammerstein Int egral Equations with Kernel of Variable Sign缩回 - 引用次数：2 参考来源 - 强可收缩半群 Strongly Retractable Semigroups限制集 - 引用次数：2 参考来源 - 几类映象迭代序列的强弱收敛性
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收舌(发音)
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悔棋，撤回(刚走的一步棋)
·2,447,543篇论文数据，部分数据来源于NoteExpress
retract [ ri'trækt ]
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v.
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formally reject or disavow a formerly held belief, usually under pressure
"He retracted his earlier statements about his religion"
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pull away from a source of disgust or fear
同义词： shrink back
- use a surgical instrument to hold open (the edges of a wound or an organ)
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pull inward or towards a center
"The cat retracted his claws"
同义词： draw in
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formally reject or disavow a formerly held belief, usually under pressure
以上来源于: WordNet
柯林斯英汉双解大词典
retract /rɪˈtrækt/ ( retracting, retracted, retracts )
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1.
V-T/V-I If you retract something that you have said or written, you say that you did not mean it. 收回; 撤回说出的话 [正式]
例：Mr. Smith hurriedly sought to retract the statement, but it had just been broadcast on national radio.
史密斯先生急忙试图收回声明，但它刚刚已经在国家电台播出了。
例：He's hoping that if he makes me feel guilty, I'll retract.
他希望如果他使我感到愧疚，我就会收回自己的话。
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2.
retraction N-COUNT 收回
例：Miss Pearce said she expected an unqualified retraction of his comments within twenty-four hours.
皮尔斯小姐称她希望他在24小时内无条件收回他的言论。
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3.
V-T/V-I When a part of a machine or a part of a person's body retracts or is retracted, it moves inward or becomes shorter. 使缩回; 缩回 [正式]
例：Torn muscles retract and lose strength, structure, and tightness.
撕裂了的肌肉会收缩，进而丧失力量、结构和紧实度。
双语例句原声例句权威例句
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They tried to persuade me to retract my words.
他们试图说服我收回我的话。
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He's hoping that if he makes me feel guilty, I'll retract.
他希望如果他使我感到愧疚，我就会收回自己的话。
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Mr. Smith hurriedly sought to retract the statement, but it had just been broadcast on national radio.
史密斯先生急忙试图收回声明，但它刚刚已经在国家电台播出了。
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So I'm partially going to retract what I had said about the Lady's place at the very heart of this work.
所以我要部分收回,我之前说的关于小姐在这个作品中的核心地位。
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