Noun
Verb (する, transitive)
1. throwing in; inserting; depositing (e.g. a ballot)
レシピにあった材料はすべて投入した。I put in all the ingredients listed in the recipe.
2. investment; commitment (of funds, personnel, etc.); injection; infusion
すべてに全力を投入することはできないさ。You can't devote all your energy to everything.
3. launching (a product into the market); introduction
市場投入には慎重であった。They were cautious about market entry.
4. submitting (a job to a computer); issuing (a command)