This gives the design team a sound basis for their work.

　　這為設計組開展工作提供了堅實的基礎。

　　The first year provides students with a sound theoretical basis for later study.

　　第一年為學生以后的學習奠定堅實的理論基礎。

　　They had a wonderful time by the sound of it.

　　聽起來他們好像過得很愉快。

　　They decided to sound out her interest in the project.

　　他們決定試探一下她對那個項目的興趣。

　　She sounds just the person we need for the job.

　　看來她正是我們要找的干這份工作的人。