Definition: the bottom part of a person's face, below their mouth Level: B1
把头盔的带子系在你的下巴下面。
Fasten the helmet's strap under your ___chin.
她坐在桌子后面，手托着下巴。
She sat behind the table, her ___chin resting in her hands.
我父亲在下巴上留了短胡子。
My father grows a short beard on his ___chin.
