To eliminate this effect, you can place a small piece of opaque material or black foam just long enough to block the direct part of the light from hitting your subject.
为了消除这种效果，可以在闪光灯灯头上加一片不透明材料或黑色塑料泡沫板做的遮光片，以阻挡扩散的光线照射到被摄体。
INTEGRATED circuit, a small piece of semiconductive material that contains interconnected miniaturized electronic circuits.
集成电路，一小片内含相互连接的微缩电路的半导体材料。
A small, flat piece of decorated material placed under a lamp, dish of food, or other object.
灯垫，杯垫，垫子：铺于台灯、菜盘或其他物品下面的带有装饰图案的材料。
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