trivalent + noun
作定语,修饰名词,表示‘三价的’。
Trivalent chromium is used in some dietary supplements.
三价铬用于某些膳食补充剂中。
三价的(疫苗);具有三价的。;具有三价的;预防三种不同(通常为流感)病毒的。;三价的;[医] 三价的
化学术语
具有三价的。
Having a valence of three.
具有三价的
having a valence of three
预防三种不同(通常为流感)病毒的。
Protecting against three different (usually flu) viruses.
Trivalent chromium is widely used in leather tanning and metal finishing.
三价铬广泛用于皮革鞣制和金属表面处理。
用法提示:trivalent 为形容词,作定语修饰 chromium,表示“三价的”。
In this compound, the nitrogen atom is trivalent because it shares three pairs of electrons.
在这个化合物中,氮原子是三价的,因为它共享三对电子。
用法提示:trivalent 为形容词,作表语,说明氮原子是三价的。
The lab report confirms that the sample contains trivalent arsenic.
实验室报告确认该样品含有三价砷。
用法提示:trivalent 为形容词,作定语修饰 arsenic,表示“三价的”。
作定语,修饰名词,表示‘三价的’。
Trivalent chromium is used in some dietary supplements.
三价铬用于某些膳食补充剂中。
作表语,描述主语的性质。
In this compound, iron is trivalent.
在此化合物中,铁是三价的。
grammar · medium
易错句子This element is a trivalent.
正确表达This element is a trivalent atom.
trivalent 是形容词,不能单独作名词使用,应后接名词如 atom、ion 等。
grammar · medium
易错句子The ion has a trivalent charge.
正确表达The ion is trivalent.
trivalent 描述的是化合价或配位数,而不是直接修饰电荷;应用 be trivalent 表示其性质。
二价与三价不同,指化合价为2。
一价与三价不同,指化合价为1。
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