同根派生 pin head相关词英汉例句He would hammer a nail into the wood with a series of blows that continued to down long after the head was flush with the boards.他老是連續不斷地鎚擊，把釘子敲進木頭，而且釘頭與板麪平齊之後，還是一個勁兒地敲。pin head更多例句