alpha rays
英
美
- alpha n.希腊字母的第一个字母;最初adj.[化]阿尔法位的;主导的;首要的;按字母顺序的
- rays n.射线名词ray的复数形式.
名词 alpha ray:
-
the radiation of alpha particles during radioactive decay
- The corona's rays flash out in a brilliant fan that has wispy spike-like rays near the Sun's north and south poles.
光环带的光束像一把流光折扇,在太阳的南北两极附近形成纤细的辐射线。
- The rays appeared to destroy the fast-growing cells of terrible growths in the body.
辐射线似乎能破坏人体内迅速增长的恶性肿瘤细胞。
- The gun can fire invisible rays.
这枪能发出看不见的射线。
- Cathode rays are attracted by a positive charge.
阴极射线被阳电荷所吸引。