Upchange
换高挡（开车等加速）
🗣️ 情景例句
Sure I could. It's my turn to treat.
我当然可以这样。轮到我请客了。
I must admit I had my doubts.
我必须承认我当初是我疑虑的。
I've got too much work to do.
我要做的工作太多了。