单词：poisonous substance
poisonous substance的用法和样例：
例句
- Calcium cyanamide is poisonous and irritating to the skin.氰氨化钙是毒性物质，对皮肤有刺激性。
- The content of poisonous substance in phospho-gypsum and remains in rice straw and seeds were appraised and expounded.并对磷石膏中毒性物质含量及其对水稻秸秆和籽粒中某些元素的影响做了评价。
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pledge -保证,誓言 plentiful -丰富的,充足的 plot-故事情节,计划 plug -插头,插座,塞子 plunge -纵身投入,一头进入 plural -复数的 plus-加,加号 poetry -诗篇,诗歌 poisonous -有毒,恶毒的 policy -政策,方针 polish-磨光,擦亮,润色 politician -政治家,政客 poll -
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[0:0]pledge plentiful plot保证,誓言 丰富的,充足的 故事情节,计划 [1:1.9114]plug plunge plural plus插头,插座,塞子 纵身投入,一头进入 复数的 加,加号 [1:39.2168]poetry poisonous policy polish诗篇,诗歌 有素,恶毒 政策,方针 磨光,擦亮,润色 [2:26.0285]politic
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Poisonous snakes 毒蛇 A father and son snake are out for a nice afternoon slither. The son asks, Dad，are we poisonous snakes? The father replies proudly, Yes son, we are rattler snakes! Why do you ask son? Because DAD, I just bit my tongue!! 一个
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