A Tokay gecko hangs upside down in its terrarium at the Academy of Natural Sciences in Philadelphia, Pennsylvania.
宾夕法尼亚州费城自然科学院的养缸里,一只壁虎倒挂着。
Chris Lehmann is principal of the Science Leadership Academy in Philadelphia, Pennsylvania.
克里斯·莱曼是宾夕法尼亚州费城科学领导学院的校长。
Chris Lehmann is principal of the Science Leadership Academy in Philadelphia, Pennsylvania.
克里斯·莱曼是宾夕法尼亚州费城科学领导学院的校长。
应用推荐