相关单词近义词 syphon 弯管, siphon 虹吸管临近词siphonic, siphon, siphon rainwater head, Siphonostegia Benth., Siphonocladus pusillus, siphoning installation, siphon jet w.c.pan, siphon-operated lock, siphon drainage system, Siphonocladus tropicus, siphon refuelling pump, Siphonostegia chinensis 返回 siphon off