Phrase
white arsenic
noun
砒霜；三氧化二砷；亚砷酸
arsenic trioxide, arsenious acid
- 1.
arsenic trioxide, arsenious acid
三氧化二砷,亚砷酸
三氧化二砷,亚砷酸；砒霜; 白砒
In use
White arsenic is a white, powdery substance that was once used in some paints and dyes.
The lab assistant carefully stored the white arsenic in a locked cabinet.
The teacher explained that white arsenic is a compound of arsenic and oxygen.
ingest white arsenic
She ingested a lethal dose of white arsenic.
她摄入了致命剂量的砒霜。
be poisoned with white arsenic
The animals were poisoned with white arsenic.
这些动物被砒霜毒害。
contain white arsenic
Some pesticides contain white arsenic.
一些杀虫剂含有砒霜。
white arsenic be [adjective]
常见搭配为highly或extremely。
White arsenic is highly toxic.
砒霜是剧毒的。
Common mistakes
He used a white arsenic to poison the rat.He used white arsenic to poison the rat.
“white arsenic”是不可数名词，不能加不定冠词a。
He was poisoned by arsenic.He was poisoned by white arsenic.
“white arsenic”特指砒霜（三氧化二砷），而“arsenic”可指多种砷化合物，用词应更准确。
Connections
Learner notes
Grammar Note
通常作不可数名词，指一种白色有毒粉末。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.