contingent fee

基本解释

Contingent fee system originated from U. S. A. It's currently the more popular legal charging method internationally.
起源於美國，是目前國際間較爲流行之律師收費制度。
According to a teacher at a local high school, a middle school diploma is contingent on sitting for the high school entrance exam, which carries a 650-yuan fee.
一名儅地中學教師告訴記者，要取得初中畢業証書就必須蓡加中考，考試費用是650元。
Such approval will not be contingent upon the payment of any fee or royalties to YYY; however, the cost of obtaining and maintaining such new trademarks shall be borne solely by the Company.
公司不需要支付任何費用和許可費，但獲得和維持該商商標的費用由公司自行承擔。

Trolls capture economies of scale in litigation, and lower their committed capital by using contingent fee lawyers.
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Some question whether these restrictions on contingent fee work are fair or legal.
FORBES: Can Lawyers or Accountants Do Your Taxes on Contingency?
Tax practitioners may charge a contingent fee for services rendered in connection with any judicial proceeding arising under the Internal Revenue Code.
FORBES: Can Lawyers or Accountants Do Your Taxes on Contingency?