noun🔗Share脚步声 The sound made by a footstep."We heard the soft footfalls of someone walking upstairs. "我们听到了有人轻轻走上楼的脚步声。soundactionhumanChat with AIVocabulary GamePractice Reading
noun🔗Share人流量，步行流量 Foot (pedestrian) traffic."The footfalls were loud as the children ran to school. "孩子们跑去上学时，脚步声和人流量都很大。trafficsoundbuildingChat with AIVocabulary GamePractice Reading
