( <美> 【化】 sulfur)
1
- mass noun the chemical element of atomic number 16, a yellow combustible non-metal. (Symbol: S)（化学元素）硫（符号： S）。
1.1
- the material of which hellfire and lightning were formerly believed to consist硫火（从前认为是构成地狱之火和闪电的物质）。
1.2
- a pale greenish-yellow colour硫磺色, 淡黄绿色：
as modifier the bird's sulphur-yellow throat鸟儿淡黄绿色的颈前部。
Sulphur occurs uncombined in volcanic and sedimentary deposits, as well as being a constituent of many minerals and petroleum. It is normally a bright yellow crystalline solid, but several other allotropic forms can be made. Sulphur is an ingredient of gunpowder, and is used in making matches and as an antiseptic and fungicide.
2
- an American butterfly with predominantly yellow wings that may bear darker patches美洲粉蝶。
2.1
- colias, phoebis, and other genera, family Pieridae.豆粉蝶、黄蝶及其他属, 粉蝶科。
USAGE
In general use the standard British spelling is sulphur and the standard US spelling is sulfur. In chemistry, however, the- f-spelling is now the standard form in all related words in the field in both British and US contexts.
派生词
sulphury
adjective词源
Middle English: from Anglo-Norman French sulfre, from Latin sulfur, sulphur.