valency
音標發(fā)音
- 英式音標 [?ve?.l?n.si]
- 美式音標 [?ve?.l?n.si]
- 英式發(fā)音
- 美式發(fā)音
基本解釋
- n.[化]原子價；化郃價；[語]配價
- =valence.
英漢例句
- Each of the four valency electrons of the carbon atom is shared with one of a hydrogen atom.
碳原子的四個價電子都各與氫原子的一個價電子共用。 - Carbon has 4 valencies.
碳的化郃價是四價。 - The valences of copper are 1 and 2.
銅的化郃價是+1價和+2價 - German research in the valency theory breaks through the circle of the traditional grammar and catches the essence of the theory.
德國的配價理論研究突破了傳統(tǒng)語法的框框,抓住了配價的實質。 - The valency in the linguistics exerts some influence on the following theory, such as case grammar, relational grammar and TG grammar.
配價理論對後起的格語法、關系語法、轉換生成語法等理論都産生了一定的影響。
用作名詞 (n.)
英英字典
- a measurement that shows the number of hydrogen atoms that can combine with one atom of a particular chemical element to make a compound, used to describe how easily an element can connect in a chemical way with others