roundhead
n. 圆颅党（英国1642-1652内战期间的议会派分子）；圆颅党人
例句
Top view of Roundhead slotted screw.
埋头一字槽螺钉的俯视图。
Top view of roundhead slotted screw.
方头螺钉的俯视图。
Side view of Roundhead screw with adjustable thread length.
螺纹长度可调整的圆头螺钉的侧面图。
