Dictionary entry
arsenous anhydride
/ˈɑːsənəs ænˈhaidraid/
noun
亚砷酸酐，一种白色或无色结晶化合物，As2O3，用作毒药、杀虫剂和玻璃制造
a white or colorless crystalline compound, As2O3, used as a poison, in insecticides, and in glassmaking
亚砷酸酐
In use
The laboratory technician carefully measured the arsenous anhydride for the experiment.
Arsenous anhydride is often used in the production of certain types of glass.
The toxic properties of arsenous anhydride make it a dangerous substance to handle.
be used as a [noun]
Arsenous anhydride is used as a poison.
亚砷酸酐被用作毒药。
be employed in [noun]
Arsenous anhydride is employed in glass manufacturing.
亚砷酸酐用于玻璃制造。
is a [adjective] compound
Arsenous anhydride is a toxic compound.
亚砷酸酐是一种有毒化合物。
Common mistakes
We used a arsenous anhydride in the experiment.We used an arsenous anhydride in the experiment.
因为"arsenous"以元音音素开头，所以不定冠词应用"an"而非"a"。
The lab has several arsenous anhydrides.The lab has some arsenous anhydride.
砷酸酐作为化学物质通常是不可数名词，不能直接加复数，应用不可数形式或表示种类时使用"types of"等结构。
Learner notes
Grammar Note
通常用作不可数名词，指代该化合物本身。
Dictionary facts from ECDICT.