Abrupt junction
[计] 突变结, 阶跃结
🧩 词语组成解析
junction
['dʒʌŋkʃən]
n. 连接，接合;会合点，接合点;（公路或铁路的）交叉路口;（电缆等的）主结点;
🗣️ 情景例句
He's had so many colds and sore throats recently.
他最近常常感冒喉咙痛。
She spends much of her leisure times watching TV.
她花很多空闲时间看电视。
What happened?
发生什么事了？