平头机器螺丝flat: adj. (flatter; flattest) 1.平 ...head: n. 1.头,头部,首。 2.头脑,才能;智力,想像力, ...machine screw: 机(器)螺钉。 brass screw with flat head: 平头铜螺钉flat fillister head screw: 有槽平头螺丝下载手机词典可随时随地查词查翻译