safety-check

例句：

1. 1. Before the flight, we need to conduct a safety check on all the equipment.
   飞行前，我们需要对所有设备进行安全检查。
2. 2. The company conducted a safety check before the launch of the new product.
   公司在新产品发布前进行了安全检查。
3. 3. During the safety check, the engineer found several issues that needed immediate attention.
   在安全检查期间，工程师发现了几个需要立即关注的问题。