因为他没有钢笔，他用一支铅笔代替。

As he had no pen, he used a pencil instead.

youdao

第一遍只是浅浅地在金属表面留下划痕，代替铅笔的作用；

The first time was to leave a unwipeable mark on its surface, in place of pencil's;

youdao

我们用铅笔来代替钢笔。

We substituted pencils for pens.

youdao

我们用铅笔来代替钢笔。

We substituted pencils for pens.

youdao