X-rays and other forms of radiation were known to kill cells and these were aimed at lymph glands near and distant, on sites of secondary cancer spread in bone and lung and brain.
X射线和其他的射线可以杀死细胞，这些射线以近端和远端的淋巴结为目标，瞄准在骨头里、肺里和脑里扩散的继发肿瘤（转移瘤）。
Secondary xylem consists of pitted vessels, parenchyma fibers and rays.
次生木质部由孔纹导管、 薄壁组织及射线所组成。
This interaction can produce gamma rays or secondary protons .
这种互相作用能够产生射线或第二代质子。
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