We remove the scale by a process called pickle.

我们用一道叫做酸洗的工序来除去鳞片。

youdao

We removed the scale by a process called pickle.

我们用一道叫作酸洗的工序来除去鳞片。

youdao

We removed the scale by a process called pickle.

我们用一道叫作酸洗的工序来除去鳞片。

youdao