Steppings
(stepping 的复数) [计] 步进式, 改变
🗣️ 情景例句
When he came to the States five years ago, he had only forty dollars in his pocket.
五年前他来美国时，口袋里只有40美元。
Excuse me, but may I ask a question?
对不起，我可以问个问题吗？
Thanks, Mum.
谢谢，妈妈。