Parkerization
磷酸盐防锈处理
🗣️ 情景例句
Work harder and practice more.
要更加努力地学习，更加勤奋地操练。
Joy often comes after sorrow, like morning after night.
暮去必将朝至，苦尽常会甜来。
ourselves and the barbarian, ourselves and the pagan, held sway over people's minds.
我们同异教徒之间存在的区别在人的思想中占主导地位，