Uplock
上位锁
🗣️ 情景例句
What are your major and minor subjects?
你主修和副修什么科目？
Sorry, it's broken. You have to use the stairs.
对不起，它坏了，你只能走楼梯了。
He picked up what seemed to be the smallest bottle and discreetly asked the price.
他挑出一个看上去最小的瓶子，谨慎地问了价。