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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He kicked so hard that his foot went straight through the door and his leg followed almost to the knee.

他踢得太用力了，以至于他的脚直接穿过了门，紧接着是他的小腿，几乎快到了膝盖。

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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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Nationals OF Bryce Harper missed his fifth straight game with left knee bursitis.

NPR: Braves Can't Capitalize On Strasburg's Early Exit

Wade missed his fifth straight game and seventh in the past nine while dealing with ankle and knee issues, and Bosh sat out his second straight contest, though this time it was flu-like symptoms that left him sidelined, not the sore knee that kept him from participating in Saturday's game against Philadelphia.

NPR: Heat Tie Team Mark With 61st Win, Top Bucks 94-83

Expected to be one of the league's more dynamic offensive teams, they were without left wing Milan Michalek, who had a team-high 35 goals last season, for the third straight game with a sprained knee.

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