manhole covers of metal 中文意思是什麼

manhole covers of metal 解釋
金屬檢修孔蓋
  • manhole : 人孔,(陰溝的)檢修孔;【鐵路】避孔。
  • covers : 暗礁保證金
  • of : OF =Old French 古法語。
  • metal : n 1 金屬;金屬製品;金屬合金。2 【化學】金屬元素;(opp alloy);金屬性。3 【徽章】金色;銀色。4 ...
  1. When wet, objects set in the roadway such as metal road studs or manhole covers, as well as road markings can become slippery and cause some types of front tyre to deviate uncomfortably off course

    在潮濕的路面上,金屬路釘沙井蓋及道路標記等裝嵌在路面的物體,會變得濕滑,可能會使某類前輪胎滑離行車。
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