Lie on right side, keeping back straight and neck supported with right hand as shown.

右侧卧，保持背部伸直，右手像图示一样支撑颈部。

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Standing with feet shoulder-width apart and cradle baby with both arms. Keeping a straight back and repeat deep knee bends.

双脚分开与肩同宽，双臂抱着婴儿。保持背部挺直，重复深膝弯曲。

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Bend the front knee, keeping the back leg straight, press the right heel down on the floor.

前腿膝关节弯曲，后腿保持绷直状态，右脚后跟贴紧地面并向下压。

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For example, the bright snow- and ice-covered landscapes of Canada and Siberia during winter reflect most solar radiation straight back into space, keeping the surface cold.

BBC: Earthshine map helps predict weather