built-in /'bilt'in/ ★☆☆☆☆ 📖 中文释义 a. 内在的, 固定的, 嵌入的n. 固定于建筑物的用具[计] 内置 🧩 词形变化 复数 built-ins 📘 English Definition(英文释义) s. existing as an essential constituent or characteristic ← built-for-purpose tools B 字母词表 built-in adapter →