tractable /ˈtræktəbəl/ TEM8

• 1. 

  ADJ If you say that a person, problem, or device is tractable, you mean that they can be easily controlled or dealt with. 易驾驭的 [正式]

  例：

  ...the country's least tractable social problems.

  ...该国最难驾驭的社会问题。