1.sign up 簽訂合同; 報名
He has posted a sign up that says "No Fishing"
他已經張貼了一張“禁止釣魚”的告示牌。
They manage to sign up all the best performers.
他們設法跟所有最佳演員簽訂合同。
3.attempt to 嘗試,企圖
These feelings are likely to make people attempt to overthrow the system.
這些情緒有可能促使人們想要推翻現行的體制。
The action seemed a clumsy attempt to topple the Janata Dal government.
這一試圖推翻人民黨政府的行動似乎缺乏策略。