Ptos 📖 中文释义 (PTO 的复数) 见反面, 见下页 🧩 词形变化 原形 pto 📘 English Definition（英文释义） plural of PTOn a device that transfers power from an engine (as in a tractor or other motor vehicle) to another piece of equipment (as to a pump or jackhammer) ← ptomatropine P 字母词表 ptosed →