您要查找的是不是：
- He is a clam about his business dealing. 他对自己的生意买卖守口如瓶。
- The movie star is a clam about her age. 这影星对她的年龄守口如瓶。
- Will you clam up! The boss is talking. 请你保持安静!老板在说话。
- He always clam up when we ask him about his family. 我们一问到他的家庭时，他总是闭口不言。
- clam toxin 蛤毒素
- The cake on analysis was found to contain traces of toxin. 经分析发现蛋糕里含有微量的毒素。
- A toxin that damages or destroys nerve tissue. 神经毒素损害或破坏神经组织的毒素
- The suspect clam up when lawyer ask about his girlfriend. 当律师问嫌疑犯有关他女友的事时，他闭口不答。
- Everybody shut up like a clam as soon as you mention it. 你一提及此事，大家便都闭口不言
- Chicken vegetable or clam chowder. 鸡汤，蛤肉浓汤。
- Counteracting a toxin or poison. 抗毒的，抗毒物的
- They are afraid he's going to clam up on them. 他们担心他将对他们守口如瓶。
- How about chicken noodle clam showder soup? 鸡汤面哈肉海鲜汤怎么样?
- The landlady is as close as a clam. 女房东非常吝啬。
- Our toxin will destroy the enemy. 我们的毒素将毁灭敌人。
- In a clam sea every man is a pilot. 风平浪静的大海上，每个人都是领航员。
- To counteract the effect of(a drug or toxin. 使无效消除（药物或毒素）的作用
- What is yellow aspergillus toxin? 黄曲霉毒素是什么?
- To counteract the effect of(a drug or toxin). 使无效消除（药物或毒素）的作用
- Yes, also contain a few AIDS toxin. 是的，也含有少量爱滋病毒。
