英语语法分析

Slouching not only makes you look less attractive, it can also affect your health.

没精打采不仅使你看起来缺乏吸引力，而且影响你的健康。

Notice your mood, your energy levels, how your body feels, if you are frowning or slouching.

如果你正在发愁或无精打采，那么注意你的心情，你的精力，以及你身体的感觉。

Also, at all costs avoid the slouching shoulders or bad posture for that can ruin your picture.

此外，避免伛肩膀或其他一些不良姿势。