Choose a chair that supports your back, including the curve in your lower back (if not, place a rolled up towel or pillow behind your lower back for support).

找把能靠背的椅子，椅背曲线要与自己的背部贴合，或者在你的背后卷条毛巾或放个枕头。

youdao

Choose a chair that supports your back, including the curve in your lower back (if not, place a rolled up towel or pillow behind your lower back for support).

找把能靠背的椅子，椅背曲线要与自己的背部贴合，或者在你的背后卷条毛巾或放个枕头。

youdao