Make sure to the temperature is always at seventy-five degrees, and give the chickens water at least four times a day.
温度也要维持在35摄氏度，每天保证给小鸡至少喂4次水。
As soon as I cross over the top of show center and get to about the 500-foot line from looking down, I come all the way back on the stick to get to about seventy-five degrees nose high.
就在我飞过展览中心的上空、回头看到地面上的500英尺标线时，我用力把驾驶杆向后拉到底，使飞机的仰角达到75度。
Everything we see roughly seventy-five degrees away from the point we're fixed on should be black and white.
在偏离此点75度左右的范围内，我们能看见的仅仅是黑白色。
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