相关单词近義詞 protractor 量角器, extender 增量劑, stretcher 擔架, expander 擴充器, increaser 異逕接頭琯, enlarger 放大機臨近詞lengthen, lengthening bolt, lengthen a vowel, lengthening coil, lengthened pulse, lengthened sounds, lengthen the span, lengthening piece, lengthened tunnel, lengthened dipole, lengthening joint 返回 lengthener