H rays
[医] 氢核束
🧩 词语组成解析
n. 射线；[俚]日光浴；光线（ray的复数）
🗣️ 情景例句
and they found it to be too easy--
他们发现字太简单了，
More of our worries come from within than from without.
烦恼发乎内者多于发乎外。
While the battered car was moving away, Roy stopped his bus and telephoned the police.
当那辆被撞坏的车开走后，罗伊停下车，给警察挂了电话。