If anyone tries to tell you we're using fewer materials, send him this book.

如果有人试图告诉你，我们现在用的材料减少了，就给他看这本书。

youdao

If anyone tries to tell you we're using fewer materials, send him this book.

如果有人试图告诉你，我们现在用的材料减少了，就给他看这本书。

youdao