problem

If you have any problems with the new computer software, the IT department can help.

(Chinese) 如果你在使用新电脑软件时遇到任何问题，IT部门可以提供帮助。

The mechanics quickly identified a serious engine problem that needed immediate repair.

(Chinese) 技工们迅速发现了一个需要立即修理的严重发动机问题。

Most students in the advanced math class got the right answer for the first problem.

(Chinese) 高等数学班的大多数学生都答对了第一道题。

The physics exam consisted of five difficult problems that required complex calculations.

(Chinese) 物理考试由五道需要复杂计算的难题组成。