“indispensable tool”造句，怎麼用indispensable tool造句

A chisel and a hammer are indispensable tools for a sculptor.

The computer is now an indispensable tool in many businesses.

Over the years, the PC has transformed from a hobbyist's toy to an indispensable tool that continues to change the world.

They are indispensable tools for any management accountant but, as Irecently found, they can also be applied to situations that are far removed from the world of work.

But - as I described in my book, the Long and the Short of It - having a realistic target rate of return in your mind is an indispensable tool for the sophisticated investor.

The utility model discloses a butterfly book clip for students which is an indispensable tool for clamping book when students receive a course, read and extract.