单词	layer of gravel
释义	layer of gravel 砾石层
随便看	bypass resistor bypass road by pass road by-pass rotameter by pass rotameter bypass rotameter by pass route by-pass screen bypass sensing logic by-pass set bypass setting bypass stack by-pass stage bypass stage bypass state by-pass steam dump by pass steam dump bypass steam flow by-pass stop valve by pass strainer by-pass strainer bypass strategy bypass stream bypass superheater by-pass superheater 月满谢公楼月照一孤舟月照城头乌半飞月照孤村三两家月照白水山月照花林皆似霞月照花林皆似霰月痕犹照无寐月皎惊乌栖不定月皎惊乌栖不定催しもの催し物催す催イ催シ催シモノ催シ物催ス催事催促