Episphere
上半球
🗣️ 情景例句
Cloning technology is good news for those patients who need organ transplants.
克隆技术对于那些需要器官移植的病人来说是个福音。
He is playing on the see-saw in the yard.
他正在院子里玩跷跷板。
It's a pen.
一支钢笔。