一些人尝试阅读刻在木头或是蜡上的文字，这些文字由金属丝构成，盲人们用大头针来触读这些文字。

Some tried to read letters carved in wood or wax, formed by wire or outlined in felt with pins.

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她指出受体研究基本上是在原发肿瘤一个蜡块上或局限于肿瘤的粗针活检标本中进行。

She noted that receptor studies are generally performed only on a single block of the primary breast tumor or limited to a core biopsy of the tumor.

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