thumbtack /'θʌmtæk/ 📖 中文释义 n. 图钉 🔗 释义中的汉语词 图钉 🧩 词形变化 复数 thumbtacks 📘 English Definition(英文释义) n. a tack for attaching papers to a bulletin board or drawing boardv. fasten with thumbtacks ← thumbsucking T 字母词表 thumbtacks →