变: become different; change短: short; brief使…变短: shorten变短,变小,变少: shorten黑夜变短了: the days get longer and the nights get shorter可变短路端: variable short end可变短路器: variable short end变短领鹦鹉螺: cyrtochoanites白天变长了,黑夜变短了。: the days get longer and the nights get shorter过了夏至天就开始变短: the days get shorter after the summer solstice直轴次瞬变短路时间常数: direct axis subtransient short circuit time constant直轴瞬变短路时间常数: direct axis transient short circuit time constant变度面板材: tapered plate变度风洞: variable density wind tunnel; variable-density wind tunnel变断面板材: tapered plate变度,变更: variance变断面的: tapered变度: variance; variation; wabble; wobble变断面调压室: variable section surge chamber; variable-section surge chamber变豆菜: sanicle