ungainlyadj.笨拙的;难看的;不雅的
unfriendlyadj.不友好的;不利的
unfurl sails扬帆
unfurl a flag使旗招展
unfurl the sails扬起风帆
unfurlable antenna可展开的天线
unfurl an umbrella打开伞
unfurl one's banner表明
"unfurl a banner"