David's disease
[医] 戴维氏病(脊椎结核病,龈及粘膜大量出血)
🧩 词语组成解析
🗣️ 情景例句
Are you the oldest in your family?
你是你家里最大的孩子吗？
How are you feeling today?
今天你觉得舒服吗？
So far, no man has travelled farther than the moon, but spaceships without people have reach other parts of the universe.
到目前为止，尚未有人到过比月球更远的地方，但无人驾驶的宇宙飞船已到达过宇宙的其它地方。