to take a piece of sb’s skin between your thumb and first finger and squeeze hard, especially to hurt the person 拧；捏；掐
My sister’s always pinching me and it really hurts.
我姐姐老拧我，真的很痛。
He pinched the baby’s cheek playfully.
他捏着宝宝的脸颊逗着玩。
figurative
She had to pinch herself to make sure she was not dreaming.
她不得不掐一下自己，弄清楚自己不是在做梦。
消瘦苍白的；形容憔悴的；If someone’s face is pinched, it looks thin and pale, usually because they are ill or old.
Her face was pinched and drawn…
她一脸苍白憔悴。
She was a small, silent woman with pinched features and thin hair.
她是一位瘦小、沉默的女子，面容消瘦，头发稀疏