是多音节，例如：1、The other end of the twig is sharpened into a sharp point to use as a toothpick.细枝的另一端被削尖用作牙签。2、He picked his teeth with a toothpick.他用牙签剔牙。3、How many new uses of a toothpick can you think of?牙签的新用途有多少种
