-based
suffix uk/ -beɪst/ us/ -beɪst/
(MAIN PLACE)
（形容词词尾）指工作、生活或经商的主要地点、总部设在…的
used to form adjectives showing the main place or area in which something or someone works, lives, or does business
a Manchester-based company 总部设在曼彻斯特的公司
community-based programs 以社区为活动中心的项目
(MAIN PART)
（形容词词尾）以…为主要成分的
used to form adjectives describing the main thing from which a particular substance or object is made
This is a cream-based sauce. 这种酱以奶油为主要成分。