Ocra
abbr. obstruction of central retinal artery 视网膜中央动脉阻塞
🗣️ 情景例句
Nice to meet you.
很高兴见到你。
A useful trade is a mine of gold.
一样有用的手艺是取之不尽的财富。
Two main techniques have been used for training elephants,
驯象有两种主要的方法，