复数： toxicities

Aspirin is a real drug , with definite toxicity .

阿司匹林是一种药，当然含有毒性。

Chocolate toxicity is the most common holiday-related illness for pets .

巧克力毒性是与节日相关最普遍的病对于动物来说。

Toxicity level : even two beans , well chewed , can be fatal .

毒性：两粒小小的豆子，如果充分咀嚼，都是可能致命的。

Tylenol , or acetaminophen , should not be used , because alcohol increases its toxicity to the liver .

泰勒诺，或者退热净，应该不能用，因为酒精会增加它对肝脏的毒性。

Although pcbs have a low immediate toxicity , they are very persistent in the environment and accumulate in tissues over time .

虽然氯联苯没有很强的直接制毒性，但是它们能长期存留在环境中，并积存在人体组织里。