hole: n.1.洞,穴,孔;(衣服等上的)破洞;伤口;漏洞;窝,坑;水流的深凹处,(河道的)缓流洼。2.(兽的)洞穴,窝巢;陋屋,狭小阴暗的地方[房子];监狱中的隔离牢房。3.〔口语〕陷阱;绝境。4.缺陷,缺点。5.【物理学】空穴,空子。6.高尔夫球的穴;高尔夫球得分。7.〔美国〕铁路的支线。8.大型飞弹地下井。9.〔美国〕小湾,小港。短语和例子a hole in one's co
Bass flute is made of a kind of special material , the sound of which is very gentle . it is two sound holes and one model hole more than ordinary flute 低音笛子音色浑厚柔和,由玻璃钢制作而成,它比一般笛子多两个音孔,多一个模孔。