参见：得益[déyì]

见效to be effective

• 我吃了这药很得力。

  This medicine was very effective for me.

得到帮助to benefit from

• 我得他的力很不小。

  I have benefited a lot from his assistance.

能干competent

• 得力干部

  capable cadre

• 得力助手

  competent assistant

有效efficient

• 得力工具

  efficient tools

坚强有力strong

• 领导工作得力

  exercise strong leadership