metathesis是什么意思
- 英式英标[mə\'tæθəsɪs]
- 美式音标[mɪ\'tæθɪsɪs]
英文词源
- metathesis (n.)
- 1570s, "transposition of letters in a word;" c. 1600, "rhetorical transposition of words," from Late Latin metathesis, from Greek metathesis "change of position, transposition, change of opinion," from stem of metatithenai "to transpose," from meta- "to change" (see meta-) + tithenai "to place, set" (see theme). Plural is metatheses. Related: Metathetic.
实用例句
- 1. Reduction - metathesis method for preparation of strontium carbonate from celestite is developed.
- 提出还原 - 复分解法制备碳酸锶的新工艺.
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- 2. Several kinds of ruthenium - catalyzed organic reactions were reviewed: hydrogenation, oxidation, isomerization, metathesis.
- 综述了钌催化剂催化的主要几类有机合成反应,包括氢化 、 氧化 、 异构化 、 复分解.
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- 3. In addition syllable metathesis within a word prefers the interchange between stressed syllable and an syllable.
- 而且,同一个字内常见一重一轻的音节互换,少有二个非重音节互换.
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- 4. Recent advances in ring closing metathesis ( RCM ) reaction, including olefin and enyne metathesis reaction are reviewed.
- 综述了近几年来关环复分解 ( RCM ) 反应的研究新进展, 包括了烯烃、烯-炔的RCM反应.
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- 5. Studying the sol - thermal and chemical metathesis synthesis of nanomaterial powder is the main task.
- 在课题研究期间,分别对溶剂热合成和化学交换法进行了研究与应用.
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