Attempts are being made to solve the problem of waste disposal.

　　正在想辦法解決廢物處理的問題。

　　This won't solve the problem but it's a step in the right direction.

　　這雖不能解決問題，卻是朝正確方向邁出的一步。

　　It is questionable whether this is a good way of solving the problem.

　　這未必是一個(gè)解決問題的好辦法。

　　It is becoming increasingly clear that this problem will not be easily solved.

　　越來越明顯的是，這個(gè)問題不會(huì)輕易解決。

　　The driver of the car probably holds the key to solving the crime.

　　這位汽車司機(jī)很可能掌握破獲這一罪案的關(guān)鍵證據(jù)。