https://online2.tingclass.net/lesson/shi0529/0002/2107/sl20040906.mp3
https://image.tingclass.net/statics/js/2012
start-up
開始（創(chuàng)業(yè)、動(dòng)工等）
A: Our start-up has gone smoothly.
我們的籌劃作業(yè)進(jìn)行得很順利。
B: Great! When is the party?
棒！何時(shí)開派對(duì)？
