n.食指

原形：forefinger复数：forefingers

He pointed at the door with his forefinger.
他用食指指着门。
She signed the document using sign language, her forefinger spelling out each word.
她用手语签署文件，食指逐字拼出每一个词。
The child held up his tiny forefinger, asking for just one more cookie.
那孩子举起小食指，央求再给他一块饼干。
The teacher tapped the blackboard with her forefinger to get everyone's attention.
老师用食指轻敲黑板，以引起大家的注意。
She carefully examined the ring on her forefinger, admiring its intricate design.
她仔细端详戴在食指上的戒指，欣赏其精细的图案。
In the game of rock-paper-scissors, he always chose rock by default, using his forefinger to make the gesture.
在剪刀石头布游戏中，他总是默认选择石头，用食指做出这个手势。
The pianist pressed the keys gently with her forefingers, creating a beautiful melody.
钢琴家用食指轻轻按下琴键，奏出美妙的旋律。
The magician performed a trick where he made the forefinger of an audience member disappear.
魔术师表演了一个魔术，让观众的手指（通常是食指）消失不见。
I scratched my nose with my forefinger while thinking about the problem.
我用食指思考问题时，不自觉地挠了挠鼻子。
He held up two crossed forefingers as a symbol of peace during the heated debate.
在激烈的辩论中，他举起交叉的食指，象征着和平。