词根词缀：astro-, astr-

【来源及含义】Greek: star, stars, star shaped; also pertaining to outer space

【同源单词】apastron, archaeoastronomer, archaeoastronomy, astro-alchemist, astrobiology, astroblast

词根词缀：serv-, -serve

【来源及含义】Latin: servare, to watch, to keep safe, to protect, to maintain; to preserve

【相关描述】Don't confuse this serv-, -serve with another Latin serv- which means "servant" or "slave".

【同源单词】archaeological conservancy, Arte conservatus, astronomical observatory, behavioral observation audiometry, conservation, conservation