poured into, invested
我々がお前の国に幾らつぎ込んだと思う？
How much do you think we've poured into your country?
— フォーリング・ダウン (1993)
これにどれだけ途方もないお金をつぎ込んだかご覧なさいほら！
Just look at how much of an astronomical amount of money I’ve poured into this—see!
— かぐや姫の物語 (2013)
彼は全財産をその事業につぎ込んだ。
He invested his entire fortune in that business.