any of various little, extensive-winged passerine birds on the family Hirundinidae, observed for his or her swift, graceful flight and for that extent and regularity in their migrations Subscribe to The us's biggest dictionary and obtain countless numbers a lot more definitions and Sophisticated research—ad cost-free! 包含'swallow'的例句 These examples https://jeffreyscnyi.mybjjblog.com/everything-about-deepthroat-44994212