【这件事情在短期之内还无法确定下来，需要等到财政拔款到位才可以继续再谈。】

参考译文(1):This matter can’t be decided/determined/settled in a short time and it can continue being negotiated until the fiscal allotment is in place.

参考译文(2):The settlement of this matter can’t be actualized within a short time and it can go on being negotiated until the fiscal allotment is given/offered/provided/granted.

参考译文(3):The settlement of this matter can’t be fulfilled within a short time and it needs to wait for the fiscal allotment to be in place to start its negotiation again.