FHC Familial Hypertrophic Cardiomyopathy 家族性肥厚型心肌病 FHC Family History Center 家庭历史中心 FHC Fire Hose Cabinet 消防水带箱 ..
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皮尤研究中心在其报告中强调，随着美国结婚率和传统家庭的数量降到历史最低，父母的角色也在改变。
Pew Research Center report highlights the changing roles of parents as US marriage rates and traditional family households fall to historic lows.
皮尤调查中心的这份报告指出了父母角色的变化。美国的结婚率和传统的家庭数量已跌至历史低点。
Pew Research Center report highlights the changing roles of parents as us marriage rates and traditional family households fall to historic lows.
这一天里将会有特色展示，家庭活动与来自博物馆地球与行星研究中心，美国自然历史博物馆与NASA的科学家带来的演讲。
The day will feature displays, family activities and presentations by scientists from the museum's Center for Earth and Planetary Studies, the museum of Natural History and NASA.
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