gearboxes /ˈɡiəbɔksiz/ 📖 中文释义 n. 变速箱, 变速器( gearbox的复数形式 ) 🔗 释义中的汉语词变速器 🧩 词形变化 原形 gearbox 📘 English Definition(英文释义) n. the shell (metal casing) in which a train of gears is sealed ← gearbox gearcase →