It took a huge amount of time, money, and effort to develop something new
We spent a huge amount of time, money, and effort to develop something new
It took ~ to develop x
(xを)開発するのに~がかかった
誰が費やしたかは特定的に指名されていない表現ですね。
表現の主語を「私たち」にすると、We spent/used ~ to develop xになりますね。
a huge amount of time, money, and effort
膨大な時間と費用と努力
time、money、effortの「費やす」を「spend」にします。
It took a huge amount of time, money, and effort to develop something new
We spent a huge amount of time, money, and effort to develop something new
新しいものを開発するのに膨大な時間と費用と努力を費やした
ご参考になれば幸いです!