mass noun
1- fine dry particles produced by the grinding, crushing, or disintegration of a solid substance粉, 粉末：
when the powder is mixed with water it becomes a creamy white paste
用水把粉搅匀, 就会变成乳白色的糊状物
cocoa powder
可可粉
in sing. crush the poppy seeds to a powder.把罂粟籽磨成粉。
1.1
- （亦作face powder）a cosmetic in this form designed to be applied to a person's face with a brush or soft pad（化妆用）扑面香粉, 香粉。
1.2
- count noun dated a medicine or drug in this form, usually designed to be dissolved in a liquid〈旧〉药粉。
1.3
- （亦作powder snow）loose, dry, newly fallen snow粉末雪：
as modifier powder skiing.粉末雪滑雪。
with obj.
1
- apply powder to (the face or body)往（脸或身体）搽粉：
she powdered her face and put on a dab of perfume.
她往脸上扑些粉, 并洒了点香水。
1.1
- sprinkle or cover (a surface) with powder or a powdery substance撒粉（状物）于（表面）, 以粉（状物）覆盖：
broken glass powdered the floor
玻璃碎渣撒了一地
figurative 〈喻〉high cheekbones powdered with freckles.
高高的颧骨上布满雀斑。
2
- reduce (a substance) to a powder by drying or crushing it使（某物）成粉状：
then the rose petals are dried and powdered
然后把玫瑰花瓣晒干, 磨成粉
as adj. powdered powdered milk.奶粉。
短语
keep one's powder dry
- remain cautious and ready for a possible emergency保持警惕以应付可能的突发事件。
powder one's nose
- (of a woman) go to the toilet (used as a euphemism)〈婉〉（女人）上卫生间。
take a powder
- N. Amer. informal depart quickly, especially in order to avoid a difficult situation〈北美, 非正式〉匆忙离去, 逃跑（尤指逃避难堪局面）。
词源
Middle English: from Old French poudre, from Latin pulvis, pulver- 'dust'.