噴鍍; 噴水法; 噴洗; 金屬噴敷
spraying n 1: the dispersion of fungicides or insecticides or fertilizer on growing crops (often from a low-flying aircraft) [syn: {crop-dusting}] 2: a quantity of small objects flying through the air; "a spray of bullets" [syn: {spray}] 3: the application of a liquid in the form of small particles ejected from a sprayer