| 释义 |
did /diː aɪ diː/ abbreviation (name) direct inward dialing a system where an office building, a hotel, etc. can have a large range of telephone numbers sharing one or a small number of direct lines. calls go directly to an extension without being connected by an operator or receptionist . 直接拨入（一种办公电话系统，很多电话号码共有一个或几个直拨线路。电话可直接拨入分机而无需接线生或接待员连接） ➡ ddi ☞ diddidpast tense ofdo did /dɪd; dɪd/vthe past tense of do ☆ do 的过去式 |