求翻译：Cloud Bay needs一個帳戶管理者to manage sell account and rental account，一個resource and request的交易談判者協助談判，and拍賣引擎和對應的收費機制。有兩種user可請求資源(1)購買請求(2)競標請求，第一種user取得資源的優先權較高，剩餘資源才是讓第二種user去進行一次性競標。此方法對於剩餘少量工作透過競標方式取得低價資源較為有利，但因為是一次性競標，當競標者數量較多時未必能順利取得資源，此情境會產生額外的時間成本。是什么意思？

Cloud Bay needs an account manager to manage sell account and rental account, a resource and trade negotiators to request the assistance of the negotiations , and the auction engine and corresponding charging mechanism .

Cloud Bay needs an account managers to manage sell account and rental account, a resource request and the trade negotiators assist in the negotiations, and auction engine and a corresponding charging mechanism. There are two user may request resources (1) purchase request (2) request competitive bid

Cloud Bay needs account superintendent to manage sell account and rental account, a resource and request transaction treater assists to negotiate, and auction engine and corresponding charge mechanism.Some two kind of user may request the resources( 1) purchase requested( 2) competitive tenders requ

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