There has been no discernible improvement in customer satisfaction since the new policy began.

自從新政策實施以來，顧客滿意度並沒有明顯的改善。

The audio on the conference call was so poor that few words were discernible.

電話會議的音質太差，幾乎聽不清楚任何字句。

Investors noticed a discernible drop in quarterly revenue after the product recall.

產品召回後，投資人注意到季營收出現明顯下滑。