arcs: 短语和例子ARCS =1.Associate of the Royal College of Surgeons (英国)皇家外科医师协会准会员。2.Associate of the Royal College of Science (英国)皇家科学协会准会员。3.Australian Red Cross Society 澳大利亚红十字会。
length: n.1.长,长度,长短。2.(时间的)长短,期间。3.(赛艇的)一艇的长度;一马的长度。4.程度,范围。5.【板球】球程;投至适当距离的球。6.【语言学】音长。7.一段,一节。短语和例子a dress length, a length of cloth 一段料。 a length of pipe [tubing] 一节管子。 The boat won by three le