4K Serious senior male gp doctor working at computer in office serious senior male gp doctor in white coat and glasses working at 股票录像 Serious senior male gp doctor working at computer in office serious senior male gp doctor in white coat and glasses working at 股票录像
4K Umpire signaling ready senior male pitcher on mound winding up delivering baseball toward catcher umpire signaling ready senior 股票视频 Umpire signaling ready senior male pitcher on mound winding up delivering baseball toward catcher umpire signaling ready senior 股票视频
4K 一名年长男子在温室里用红色移液管挤压滴定球并从水箱中取样，同时一名女子在平板电脑上记录数据 股票录像 一名年长男子在温室里用红色移液管挤压滴定球并从水箱中取样，同时一名女子在平板电脑上记录数据 股票录像
4K Walking senior male and adult male players greeting teammates in dugout with catcher s mitts walking senior male and adult male 影视素材 Walking senior male and adult male players greeting teammates in dugout with catcher s mitts walking senior male and adult male 影视素材
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