Downstroke
[冶]下行程(结晶器), [机]下行冲程
🗣️ 情景例句
where would you choose to spend our anniversary?
会选哪里去度我们的结婚周年纪念日
Why didn't you go?
为什么你不去？
Are there any houses in the picture?
画里面有房子吗？