half-round wood

例句：

1. 1. The half-round shape of the table is perfect for a small gathering.
   桌子的半圆形设计非常适合小型聚会。
2. 2. The artist used a half-round brush to paint the landscape.
   艺术家使用半圆形画笔来绘制风景。
3. 3. The half-round door was designed to provide privacy and security.
   半圆形的门设计是为了提供隐私和安全。