你也可以尝试改变你的姿势：起床四肢着地，或者蹲着；让重力作用在婴儿的头部。
You can also try changing your position: Get up on all fours, or squat; the force of gravity might shift the baby's head.
你完全是蹲着的，直到你的大腿与地板达到平行的角度，然后尽可能地往高跳，重复这个动作（视频）。
Basically you squat down until your thighs are parallel to the floor, then jump up as high as you can, and repeat. (Video.)
如果在水中有点儿慌张，那就从浅水区开始，只是简单地蹲着以使你的头部进入水面以下。
If you are a little nervous in the water, start in the shallow end and simply crouch to get your head under the water.
蹲着的甲板允许你改变腿压的重量。
The squat deck permits you to vary the amount of weight that you press with your legs.
蹲着的甲板允许你改变腿压的重量。
The squat deck permits you to vary the amount of weight that you press with your legs.
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