full-drop window

例句：

1. 1. The engineers were monitoring the full-drop window to ensure the safety of the workers.
   工程师们正在监控满液位窗口，以确保工人的安全。
2. 2.During the oil spill, the full-drop window was closed to prevent further pollution.
   在石油泄漏期间，关闭了满液位窗口以防止进一步污染。
3. 3. The full-drop window is a critical safety measure that must be maintained at all times.
   满液位窗口是一个重要的安全措施，必须时刻保持其完好无损。