becoming weaker or less effective 衰弱;衰退;衰落 the faltering peace talks 一波三折的和平谈判
speaking in a way that shows you are not confident (嗓音)颤抖;结巴地说;支吾其词 his faltering voice 他颤抖的声音
walking or behaving in a way that shows you are not confident 蹒跚;摇晃;犹豫;畏缩 the baby’s first faltering steps 婴儿学步时摇摇晃晃的脚步