Osy
abbr. optimum sustainable yield 最适宜可持续产量
🗣️ 情景例句
It is said that another suicide bombing occurred in the country yesterday.
据称，昨天在这个国家又发生了一起自杀式炸弹事件。
Kept waving to her mother until the train was out of sight.
不断地冲她的母亲挥手，直到火车驶出了视线。
How bad was the damage.
损坏情况如何？