例句：
And again, we must think of the cost.
再說，我們必須考慮成本。
Just out of interest, how much did it cost?
我只是好奇問問，這個(gè)花了你多少錢？
How much will it cost, more or less?
這個(gè)大概得花多少錢？
The total cost to you is 3 000.
你總共要支付3000英鎊。
How much does it cost to become a member?
要成為會(huì)員得花多少錢？