Isd
abbr. 国际订户拨号（International Subscriber Dialing）；教案设计（Instructional System Design）
📖 牛津释义
ISD
abbr
缩写 = international subscriber dialling 国际电话用户拨号服务.
🗣️ 情景例句
Stay ... stay.
再待一会儿……再一会儿。
I don't think he will get here on time.
我不认为他会准时到这里。
Why? One difficulty is to construct the agreements.
为什么呢？困难之一是起草这些协议。