Slv
abbr. space launch vehicle 空间运载火箭; standard launch vehicle 标准运载火箭
🗣️ 情景例句
OK.
好的。
Lots of people like stamp collecting.
许多人喜欢集邮。
The underground railway runs 24 hours a day, and there are all-night cinemas, bars and restaurants.
地铁一天24小时不停地运营。还有通宵电影院、酒吧间和餐馆。