radiation [i r#idi3i.qn ]    (¼øÀ§: 7673 - ´ëÇÐ ¼öÁØ)  
¶æ ¸í) ¹æ»ç, º¹»ç
Mean The act or process of radiating.
ÆÄ»ý¾î radiational  [Çü]
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