Retrosystem
制动系统
🗣️ 情景例句
During our stay in London, we visited Buckingham Place.
我们在伦敦逗留期间参观了白金汉宫。
We guarantee quality products which can stand fierce competition.
我们保证提供能经得起激烈竞争的高质量产品。
'I don't think the windows need cleaning at this time of the night.
“我看不必在夜里这个时候擦窗子吧。