peak broadening峰: peak; summit加宽: broaden; widen谱峰加宽: peak broadening加宽: broaden; widen 加宽路面 widen the road; 他们把这条马路加宽了不少。 they have broadened out the avenue considerably尖峰加热器: peak load calorifier下载手机词典可随时随地查词查翻译