The accept system call is a blocking call that waits for incoming connections.

accept系统调用是等待传入连接的阻塞调用。

youdao

She had imagined the incoming call was from Trish, checking in to explain why she and Christopher Abaddon were taking so long.

她本以为是特里施打来的电话，想核实一下，为什么他和克里斯托弗.阿拜顿用了那么长时间。

youdao

If you're chatting on a landline call, you can answer an incoming cellphone call by placing the landline call on hold.

如果你正在接听固定电话来电，那么只要按保留键，就可以同时接听手机来电。

youdao

Call centres decide where to place an incoming call, based on things such as the customer's location, the length of queues that operators have to deal with and the reason for people calling.

ECONOMIST: Algorithms

It also supports incoming call notifications, as well as the opportunity to initiate outgoing ones.

ENGADGET

Incoming call notifications and a Live Tile will notify you of missed conversations.

ENGADGET: Skype for Windows Phone 8 official preview available now (video)