n.制钉者；敲打工人；自动敲钉机
I can feel a nail sticking into my shoe. 我觉得有钉子扎进鞋里。
He taped a nail in slowly to spilt the thin board. 他慢慢地把钉子钉进这块簿板，以防劈开。
I stood on a nail, and my foot's very sore. 我踩了一枚钉子，脚上感到很痛。
Please hook the rope over the nail. 请把绳子挂在那根钉子上。
His speech was always polished to a nail. 他的发言总是要经过仔细润色的。
