tubular radiator

例句：

1. 1. The new car has a sleek and stylish trunbullar radiator.
   这款新车有一个光滑时尚的管状散热器。
2. 2.The old building still uses the traditional trunbullar radiator system.
   这座老建筑仍然使用传统的管状散热器系统。
3. 3. The engineer designed a more efficient trunbullar radiator for the heating system.
   工程师为供暖系统设计了一个更高效的管状散热器。