Bbo
偏硼酸钡（晶体）；助推器烧毁（Booster Burnout）
🗣️ 情景例句
And the Kennedy Center for the Performing Arts in Washington.
还有位于华盛顿的甘迪表演艺术中心。
Children enter school at the age of five,don't they?
孩子们在5岁时入学吗？
By this time, however, three men had come into the ring and they quickly dragged the drunk to safety.
好像连牛也在为他感到遗憾，