Prca
[医][=pure red cell agensis]单纯红细胞再生不良
🗣️ 情景例句
Come over to my place at you convenience.
方便时请来我处。
I'll probably stay home and watch TV.
我可能会呆在家看电视。
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。