on watch

• The swiss concentrated their efforts on watches rather than clocks
  瑞士手表而不是集中精力钟表
• The guards are still on watch at midnight
  看守在深夜仍在站岗。
• The guards are still on watch at midnight
  看守在深夜仍在站岗
• Gold alloy coverings on watch cases ; requirements , testing and marking
  手表壳镀金层.要求试验和标记
• On watching the olympic games
  观看奥林匹克运动会。
• I lit a pipe and had a good long smoke , and went on watching
  我点起了烟斗，痛痛快快吸了一口，一边继续看望着。
• If you want to test , i must send one person to oil tank local on watch
  如果你要试，我派一个人去到油柜处守候。
• And after that , he ' ll have to be forever on watch that his hiding place ' s not found
  之后,就必须一直看着这个地方,别被人发现了
• Iransportspress . com : are you planning on watching any of iran ' s games in the world cup
  问：您打算观看伊朗队在世界杯上的比赛吗？
• If they find themselves in the solitude , they will spend time on watching tv or reading
  他们一从工作单位回到家中就关起房门不再出来了。