1)on occasion,间或2)at long intervals,间或3)sometimes,ad.不时，间或4)Inter-arc or back-arc basin,弧间或弧后盆地5)vacate,退出房间（或场地）6)breathing space,休息时间或场所7)Time or temperature resolved spectra,时间或温度分辨谱8)no specific hours or fixed intermittent hour,无特别时间或固定间歇时间9)worthwhile,adj.值得花时间(或精力)做的10)interval,n.间隔,间歇;(幕间或工间)休息
