英语词汇“precursors”的意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

是什么意思

先驱( precursor的名词复数 )；先行者；先兆；初期形式

英英释义

precursor

n.
- a substance from which another substance is formed (especially by a metabolic reaction)
- a person who goes before or announces the coming of another
  同义词：forerunner
- an indication of the approach of something or someone
  同义词：harbingerforerunnerherald

学习怎么用

词组短语

precursor chemicals易制毒化学品

双语例句

Rare earth luminescence materials of alkaline earth stannates have also been prepared via thermal decomposition of hydroxo stannate precursors.
利用某些新型带羟基的碱土锡酸盐作为前驱体，固相反应合成掺稀土的锡酸盐发光材料。
The two cyclopentadienyl groups in metallocence compexes can be linked by one or two bridging groups to form ansa-metallocence catalyst precursors.
摘要茂金属化合物中两个茂环可以通过一个或两个桥基相连接，形成各种桥联茂金属催化剂前驱体。

权威例句

Nuclear export of microRNA precursors.
IPC: professional type 1 interferon-producing cells and plasmacytoid dendritic cell precursors
Fibroblast precursors in normal and irradiated mouse hematopoietic organs
In vitro differentiation of transplantable neural precursors from human embryonic stem cells.
Intronic microRNA precursors that bypass Drosha ...
Macrophage synthesis of nitrite, nitrate, and N-nitrosamines: precursors and role of the respiratory burst
Intronic microRNA precursors that bypass Drosha processing
Stromal stem cells: marrow-derived osteogenic precursors
Manipulation of neural precursors in situ: induction of neurogenesis in the neocortex of adult mice.
Stromal Stem Cells: Marrow-Derived Osteogenic Precursors

单词	precursors
释义	precursors 听听怎么读英 [pri:'k?:s?z] 美 [pri'k?s?z] 是什么意思 n. 先驱( precursor的名词复数 )；先行者；先兆；初期形式英英释义 precursor n. a substance from which another substance is formed (especially by a metabolic reaction) a person who goes before or announces the coming of another 同义词：forerunner an indication of the approach of something or someone 同义词：harbingerforerunnerherald 学习怎么用词组短语 precursor chemicals易制毒化学品双语例句 Rare earth luminescence materials of alkaline earth stannates have also been prepared via thermal decomposition of hydroxo stannate precursors. 利用某些新型带羟基的碱土锡酸盐作为前驱体，固相反应合成掺稀土的锡酸盐发光材料。 The two cyclopentadienyl groups in metallocence compexes can be linked by one or two bridging groups to form ansa-metallocence catalyst precursors. 摘要茂金属化合物中两个茂环可以通过一个或两个桥基相连接，形成各种桥联茂金属催化剂前驱体。权威例句 Nuclear export of microRNA precursors. IPC: professional type 1 interferon-producing cells and plasmacytoid dendritic cell precursors Fibroblast precursors in normal and irradiated mouse hematopoietic organs In vitro differentiation of transplantable neural precursors from human embryonic stem cells. Intronic microRNA precursors that bypass Drosha ... Macrophage synthesis of nitrite, nitrate, and N-nitrosamines: precursors and role of the respiratory burst Intronic microRNA precursors that bypass Drosha processing Stromal stem cells: marrow-derived osteogenic precursors Manipulation of neural precursors in situ: induction of neurogenesis in the neocortex of adult mice. Stromal Stem Cells: Marrow-Derived Osteogenic Precursors
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