Chrome-plated carbon steel produced five-star pin, high-strength wear-resistant nylon casters (foot cup), conductive metal chain assembled.是什么意思_Chrome-plated carbon steel produced five-star pin, high-strength wear-resistant nylon casters (foot cup), conductive metal chain assembled.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句