But even the best-built products may encounter problems that cause them to hang or crash.
但是即使构建得再好的产品，也会遇到导致其挂起或崩溃的问题。
2
The best of them were built during the Stalinist era and feature chandeliers, marble moldings and elaborate murals.
其中最好的是在斯大林时代建造的，以枝形吊灯、大理石装饰和精美的壁画为特色。
3
The best performer, a modified Humvee built by engineers ar Pennsylvania's Carnegie Mellon University, traveled 7 miles (11 kilometers) before breaking down.