a synthetic crystal of yttrium aluminium garnet, used in certain lasers and as an imitation diamond in jewellery
钇铝石榴石。
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yagn.钇铝石榴石
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bagn.包;袋子;全部猎物;袋;老恶婆;丑婆娘;松垂的裤子;爱好;品味
"1960s: acronym from