单词	目标接近速率
释义	目标接近速率target crossing speed
随便看	person schema person-sievert person-situation belief person-situation controversy persons of effective employment permit persons of quality persons on board persons on board (pob) persons using radio persons using radio {=pur} persons using television persons using television {=put} persons who give evidence, witnesses persons who live in a boat person-time person-to-person personto-person person to person call person-to-person call personto-person--communication person-to-person payment system person-to-person service person with aids person with aids 艾滋病患者 person with disabilities rights protection act