求翻译：在家时，务必远离门、窗和房屋的外围墙壁，躲到与龙卷风方向相反的墙壁或小房间内抱头蹲下。躲避龙卷风最安全的地方是地下室或半地下室。是什么意思？

At home, be sure to stay away from doors, windows and outer walls of houses, hid in the opposite direction with a tornado or a small room within the walls of your head squat. Safest place to avoid a tornado is underground or semi-basement.

At home, be sure to stay away from doors, windows and housing with the external walls and sought refuge in the storm in opposite directions within the walls, or small rooms embraced squatted down. Avoid storm the safest place is a basement or half-basement.

When home, is far away the gate, the window and the house periphery wall by all means must, hides to holds with in the tornado direction opposite wall or the small room to squat down.The avoidance tornado safest place is the basement or half basement.

At home, be sure to stay away from doors, Windows, and the perimeter wall of the House, hiding to opposite wall or a small room with a tornado hold first squat. Avoid tornadoes semi-basement basements or the safest of places.

When at home, must be far away from the wall of outer enclosure on the door, window and house, hide in the wall or cubicle opposite to tornado direction and embrace the head and squat. The safest one is the basement or partly-exposed basement in the place to shelter from the tornado.