Spd
abbr. 電涌保護(hù)器；補(bǔ)充石油稅；統(tǒng)計(jì)過程診斷（Statistical Process Diagnosis）
??? 情景例句
What was your speciality?
你學(xué)的是什么專業(yè)？
How many cups are you going to order?
你要訂幾杯？
What shall we do then?
那么我們干啥？