whelpn. 小狗v. 下崽學術名詞絞纜筒縱肋:造船工程、機械工程扣鏈輪:造船工程、機械工程幼犬:畜牧學幼獸:畜牧學分娩:獸醫學英文釋義young of any of various canines such as a dog or wolfgive birth to (a puppy)