slackness /'slæknɪs/ 📖 中文释义 n. 懈怠 🔗 释义中的汉语词 懈怠 📘 English Definition(英文释义) n weakness characterized by a lack of vitality or energyn the quality of being loose (not taut)n the quality of being lax and neglectful ← slackly S 字母词表 slacks →