Semispherical
[化] 半球形封头; 半球形顶盖
🗣️ 情景例句
But I'm sure he has a few bags with him on the train.
不过我相信他在火车上还有几件行李的。
To have a girl friend
有女朋友
We really need that material, you know.
你知道，我们急着需要那批材料。