Stepdown
降压的降低
🗣️ 情景例句
I haven't made a dent in my paperwork.
我的那些文件没怎么动。
Pick up the receiver and deposit a coin in the slot.
拿起听筒和放一个硬币到投币口。
Will you please try to find out for me what time the train arrives?
能不能请你帮我查查火车什么时候到？