You make one hundred dollar an hour, you get a safty pin holding the boot up?

你一个小时挣一百美元，那你的鞋洞还用别针补起来？

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Effects of holding time on ZL102 liquid aluminum alloy quality in practical production were studied. Relation between holding time and modification effect and pin-porosity was approached.

研究了实际生产中，保温时间对ZL 10 2铝液质量的影响，探讨了保温时间与变质效果和针孔度之间的关系。

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The built-in float pin rod comprises a hard and a soft slide rod, and moves only in the hollow holding handle, the bending spring, and the hollow casing for the rod body.

内置式浮动销杆又由硬体滑杆和软体滑杆组成，浮动销杆只能在空心的握柄、弯力弹簧和空心的竿身套管内移动。

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We are like someone holding a grenade with the pin pulled out.

CNN: ASIANOW - TIME Asia | Interview: Foreign Minister Win Aung - Page 3

The visitors bristled with intent early on and managed to pin Chelsea inside their own half by holding a high line and getting their full-backs forward at every opportunity.

BBC: Chelsea 1-1 Everton (aet)