0 an animal that is kept in the home as a companion and treated kindly -- 宠物
1 to be the person that someone in authority likes best and treats better than anyone else -- 是(某人的)宠儿
2 If you pet an animal, child, etc., you touch it, him, or her gently and kindly with your hands. -- 抚摸,爱抚,轻按
3 a theory, subject, hate, etc. that is special and important to you -- 特别喜爱的理论/话题/特别讨厌的事物(等等)
4 abbreviation for polyethylene terephthalate: a type of plastic used especially to make bottles -- 聚对苯二甲酸乙二酯(polyethylene terephthalate 的缩写)
5 abbreviation for positron emission tomography: a method of using special rays (= beams of light) to make images of the inside of the body, especially the brain -- 正电子发射计算机断层扫描术(positron emission tomography 的缩写)
Scientists have used PET technology to watch the dreaming brain.
MRI scans offered researchers a less risky alternative to PET scans.
Clear PET plastics are currently being recycled at a rate of 47% in the city.
Evidence is accumulating that the phthalates in flexible plastics such as PET can interfere with our endocrine system at high doses.
The supermarket is considering PET, a type of plastic popular for bottling beer and soft drinks, as an alternative to glass for wine bottles.
Old people often rely on pets for comfort and companionship in their twilight years.