Plainard普莱纳尔
plainadj.清楚的;简单的;坦白的;平常的;朴素的;纯的n.平原;广阔的区域adv.完全地;纯粹地
Plain glass is transparent.普通的白玻璃是透明的。
Plain washers for clevis pins销钉专用垫片
plain cooking pot with handle素色带柄烧锅
plain-clothes investigation[法] 便衣稽查
plain radial drilling machine普通摇臂钻床
plain equal side outlet elbow不带边周径三向弯头
Plain speaking with no hiding直言不隐
Plain-tailed Warbling Finchn.平尾歌鹀
plain untucked shirt front.清楚地拆开衬衫的前襟。