dial in

US /daɪəl ɪn/
UK /daɪəl ɪn/
"dial in" picture
1.

拨号连接, 拨入

to connect to a computer system or network using a modem and a telephone line

:
I need to dial in to the company server to access my files.
我需要拨号连接到公司服务器才能访问我的文件。
Many people used to dial in to the internet before broadband became common.
在宽带普及之前,许多人过去常常拨号上网
2.

调整, 微调

to adjust or fine-tune something to achieve optimal performance or a desired result

:
The engineers are working to dial in the engine's performance for the race.
工程师们正在努力调整发动机的性能以备比赛。
We need to dial in our marketing strategy to reach the right audience.
我们需要调整我们的营销策略,以触达正确的受众。