DICT.TW Dictionary Taiwan

 sub·serve /(ˌ)səbˈsɚ/
 (vt.)對…有用,對…有幫助,對…有益,促進

 Sub·serve v. t. [imp. & p. p. Subserved p. pr. & vb. n. Subserving.]  To serve in subordination or instrumentally; to be subservient to; to help forward; to promote.
    It is a great credit to know the ways of captivating Nature, and making her subserve our purposes, than to have learned all the intrigues of policy.   --Glanvill.

 Sub·serve, v. i. To be subservient or subordinate; to serve in an inferior capacity.
 Not made to rule,
 But to subserve where wisdom bears command.   --Milton.
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 subserve
      v : be helpful or useful