annularity

常见例句

• The annular markings on a tree indicate its age.
  樹的環形紋理顯示其年齡。
• It was reported that there would be an annular eclipse tomorrow.
  據報道說，明天有日環食。
• HSS-E annular cutter with weldon shank, 25mm D.O.C.
  雙削平柄系列超硬高速鋼孔鑽，切削深度25毫米.
• HSS-E annular cutter with weldon shank, 50mm D.O.C.
  雙削平柄系列超硬高速鋼孔鑽，切削深度50毫米.
• Disk annular, margin crenately lobed.
  花磐環狀，邊緣淺裂。
• Filaments filiform.Disk annular, fleshy.
  花絲絲狀花磐環狀，肉質。
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