VOA慢速英语:Why Do Mosquitoes Choose to Bite You?

host – n. an animal or plant in which another animal or plant lives and gets its food or protection

underappreciated – adj. not given the respect or thanks that is deserved

plume – n. something (such as smoke, steam, or water) that rises into the air in a tall, thin shape

blob – n. something that does not have a regular shape

cue – n. something that suggests the nature of what is being seen, smelled,  heard etc.

yummy – adj. very pleasing to the taste

trigger – v. to cause something to start or happen

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