The company's lackluster third-quarter earnings disappointed investors and pushed its share price down.

該公司第三季平淡的獲利表現令投資人失望，並使股價下跌。

After a lackluster sales presentation, the client decided to postpone signing the contract.

在一場乏善可陳的銷售簡報之後，客戶決定延後簽約。

Several guests complained about the lackluster service at the hotel's front desk last weekend.

上週末有幾位房客抱怨飯店櫃檯的服務表現平庸。