名词
中文翻译：初级梁
同义词：
['primary beam', 'junior member']
例句：
-
1.The engineer designed a new type of machine with a junior beam.
工程师设计了一种新型机器，带有初级梁。
-
2. The team's performance was so good that they were awarded the junior beam award.
团队的表现非常出色，因此获得了初级梁奖。
-
3.The beam is used to support the roof and prevent it from collapsing during heavy rain.
这个梁用来支撑屋顶，防止在大雨中坍塌。