articulated streamline train of light weight

例句：

1. 1. The engineer designed the bridge with an articulated joint system.
   工程师设计了一座具有可拆卸关节系统的桥梁。
2. 2. The scientist articulated his findings in a clear and concise manner.
   科学家以清晰和简洁的方式阐述了他的发现。
3. 3. The team articulated their strategy for the upcoming competition.
   团队为即将到来的比赛制定了策略。