keen的第三人称单数（三单）为：keens...

adj.厉害的，强烈的，敏锐的，敏捷的，锐利的，热心的vi.（为死者）恸哭，哀号n.〈英〉号哭，恸哭...

Someone was making a low, keening noise.有人正在低声哀泣。Feel the rush the wind against your skin and hear her keening cry in your ears.用你的肌肤感受风的冲撞,用你的耳朵倾听她的高歌,仔细聆听她的呼唤吧!It is the wild Irish women keening over their dead ( Georg...

damaskeen的音标：damaskeen的英式发音音标为：[dæmə'ski:n]damaskeen的美式发音音标为：[dæmə'skin]...

keen的一般过去时为：keened...

Became an operation after two months why is cut aculeate keenly feel?做了手术两个月后为什么伤口按着有刺痛感?He observes keenly but says very little.他观察敏锐,却很少发言.Mrs Southern listened keenly, occasionally breaking in with pertinent questions...

The shops also offer a keenly priced curtain-making service.这些商店也提供价格优惠的窗帘制作服务。They're keenly aware that whatever they decide will set a precedent.他们深知无论他们的决定是什么，都将开创先例。The contest should be very keenly fought.比赛将会争...