Ocra
abbr. obstruction of central retinal artery 视网膜中央动脉阻塞
🗣️ 情景例句
Yeah!
是啊！
Generally speaking, it's cheaper but slower to ship goods by sea than by rail.
总的来说，海运比铁路运输更便宜，但速度慢一些。
I think we are the first people here for hundreds of years. Maybe thousands.
“我认为几百年，可能几千年以来，我们是第一次来这里的人。”