eraser tool

• 擦除工具

eraser tool的用法和样例：

例句

1. We have to erase the unnecessary parts of both wings, choosing the Eraser Tool.
   多余的部分用橡皮擦工具将其擦除。
2. The cursor can become an eraser tool and erase anything previously entered, or it can become an ellipse tool and draw any number of new ellipses.
   光标可以变成橡皮擦，擦除先前输入的任何内容，也可以变成椭圆工具，绘制多个新的椭圆。