Hxen.com's tips：Every day persisted can learn English well!-->■Learn English Everyday■
synthetic - adj. made by combining different substances : not natural
textile - n. a fabric that is woven or knit
fibrous - adj. containing, made of, or resembling fibers
remote - adj. remote or far away
contamination - n. the act of making something dangerous, dirty, or impure by adding something harmful or undesirable to it
pervasive - adj. existing in every part of something : spreading to all parts of something
grip - v. to grab or hold something tightly
magnitude - n. the size, extent, or importance of something
toxin - n. a poisonous substance
mortality - n. the death of a person, animal, etc.
nervous system - n. the system of nerves in your body that sends messages for controlling movement and feeling between the brain and the other parts of the body
