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A)a poisonous substance ,usually a chemical produced by a plant ,animal or microorganism which is harmful
B)a repeated to and fro movement from a fixed point
大家知道是什么吗?answer in 英文 |
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发表于 5-4-2008 01:43 AM
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关于什么的哦？
"a repeated to and fro movement from a fixed point"
Vibration? |
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发表于 13-4-2008 12:19 AM
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A)Toxin? 这答案好象很笼统哈哈
[ 本帖最后由 GR 于 13-4-2008 12:20 AM 编辑 ] |
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发表于 17-5-2008 11:05 AM
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1. Toxic? 
2. Oscilation  |
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