VOA慢速英语:加州科学展探索人类与狗狗的友谊

species - n. a group of animals or plants that are similar and can produce young animals or plants

hydrant - n. a pipe usually in the street that provides water especially for putting out fires

urine - n. waste liquid that collects in the bladder before leaving the body

actually - adv. used to refer to what is true or real

amazing - adj. causing great surprise or wonder :

receptor - n. a nerve ending that senses changes in light, temperature, pressure, etc., and causes the body to react in a particular way

termite - n. a kind of soft, white insect that lives in groups, eats wood, and causes a lot of damage to wooden structures

oxytocin - n. a chemical in the body that causes a sense of love or a bond