单词：cosmic rays
cosmic rays的用法和样例：
例句
- Cosmic rays and Geigertubes have been combined in a new altimeter to tell the pilots what their altitudes are.宇宙线兴盖氏管已过连接成为一种新的高度计用来告诉飞行员他们的高度是多少。
- Sometimes, cosmic rays affect the earth.宇宙射线有时候也会对地球产生影响。
- A small number of antiprotons constantly sleet down from space among cosmic rays.而少量的反质子则是不断伴随著宇宙射线从太空洒落地球。
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