今天我们要学的词是 chemicals. Chemicals 化学物质。
A group of scientists voiced new health concerns about a common class of chemicals used in thousands of products, including electronics, footwear, and sleeping bags.
科学家对一类常见化学物质对人体健康的影响表示关注,电器,鞋子和睡袋等数以千计的产品中都带有这类化学物质。
The State of New York will institute new rules to protect manicurists from the potentially dangerous chemicals in nail products.