侧睡通常更好，但是如果背部靠床对你来说也可以的话，那也没事。

Side positions are usually better, but if back works for you that's fins.

youdao

双脚开立，一腿靠床在前，另一腿稍后。

Place your feet apart with the foot nearer the bed behind the other foot.

youdao

双脚开立，一腿靠床在前，另一腿稍后。

Place your feet apart with the foot nearer the bed behind the other foot.

youdao