1·A nontoxic dye highlights water currents surrounding sea urchins off Vancouver Island, British Columbia. These small, spiny echinoderms are found in oceans all over the world.
大不列颠哥伦比亚温哥华岛沿岸，无毒的染料包围了一只海胆。这些小无脊椎棘突动物在全世界的海洋中都可以找到。
2·It looks like milk, and it is nontoxic, but pressworking, not refreshment, is its purpose.
它像牛奶，而且无毒，不过它不是饮料而是冲压用的。
3·The battery's fluid is even nontoxic — CEO Wang Chuan-Fu famously drank some last year to demonstrate.
该电池的液体甚至是无毒的——去年为证明这一点，比亚迪的总裁王传福喝了一些。
4·Traditional diets, containing animal and plant foods farmed by nontoxic methods, are rich in factors that protect against cancer. Many of these protective factors are in the animal fats.
传统的饮食，包括动物和用无毒方式种植的植物，都富含抵抗癌症的因素，且这其中很多抗癌因子都存在于动物的脂肪中，因此素食主义不能抵抗癌症。
5·The advantages to these engines include better control, less risk of explosion and the ability to use nontoxic oxidizers to get everything going.
这种引擎的优点包括更容易操作、爆炸几率更小和能够使用无毒助燃剂运行。