Cellestial sphere
[电] 天球
🧩 词语组成解析
sphere
[sfɪr]
n. 球（体）;（兴趣或活动的）范围;势力范围;天体，如行星或恒星;
vt. 形成球体;包围，围绕;置于球面内部;
spher(ball)+e(名词后缀)→球；球体；天体；范围；地位
🗣️ 情景例句
So ... back to work.
因此……用功吧。
The timid child would not leave his mother's side.
那个胆小的孩子不愿离开母亲。
But I couldn't answer the rest.They were too difficult for me.
但我回答不出其作的题。那些题对我来说太难了。