英语语法分析

Large, round, well-defined calcifications (left column) are more likely to be noncancerous (benign).

大的、圆的、清晰的钙化物质(左列)大多是非癌变的(良性)。

Doctor : Additional tests are needed to determine whether a tumor is malignant (cancerous) or benign (noncancerous).

为了判断是恶性的还是阳性的，需要进一步地检查。

And among lumps that are detected, 80 to 85% are benign. They're often cysts or noncancerous tumors called fibroadenomas.

而在检测到的肿块中，80%至85%都是良性的，它们通常都是囊肿或是非癌肿瘤，这称为纤维腺瘤。