twin hood crane

例句：

1. 1. The twin hood cranes are used for lifting heavy loads across the river.
   这对双胞胎起重机用于横跨河流搬运重物。
2. 2. The construction site needed two twin cranes to lift the heavy steel beams.
   施工现场需要两台双胞胎起重机来吊装沉重的钢梁。
3. 3. The engineer had to find a way to use the twin cranes more efficiently to save time.
   工程师必须找到一种更高效地使用双胞胎起重机的方法来节省时间。