No what I meant was we need to use cheaper materials.

不，我地意思是必须使用更便宜地材料。

youdao

No, what I meant was we need to use cheaper materials.

不，我的意思是必须使用更便宜的材料。

youdao

If spilt on the floor, it wouldn't eat the concrete and since the medium is noncorrosive, you can use cheaper materials to build the components of the batteries, like the tanks and pumps.

即便电解溶液洒在地面上也不会侵蚀混凝土，因为这一介质不具有腐蚀性，所以也可以采用更廉价的材料来构成电池部件，如储罐和泵。

youdao

For example, am I able to use the carbon fibres that are used by Airbus in order to have cheaper materials than the space-dedicated carbon fibres I use today?

BBC: Ariane rocket aims to pick up the pace

Thin films promised to be cheaper to make because they would use less materials to make solar cells that would be thinner than silicon cells.

FORBES: First Solar Struggles Amid Decline Of Thin-Film Solar Market