“钢轨”用英语怎么说

锈侵蚀了钢轨.Rust has corroded the steel rails.钢轨继续微微颤抖着.The rail continued to vibrate softly.火车在两条钢轨上奔驰.Trains run on two rails....

“钢轨”的拼音为：gāng guǐ...