Three weeks have elapsed since we emailed the supplier, and we still have no reply.

我們寄電子郵件給供應商已經過了三週，至今仍未收到回覆。

Once the 30-day trial period elapses, your subscription will be charged automatically.

30天試用期一過，您的訂閱費用將會自動扣款。

Very little time elapsed between the job interview and the official offer letter.

從面試到收到正式錄取通知，中間只經過很短的時間。