gather field gear and pack lunches for a day in the field;

整理现场勘察装备并打包午饭；

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We pack the cathode panel with the anode panel and conduct the field emission experiment.

将阴极与阳极板相组装，进行场致发射特性测试。

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We saw that in Australia with a good position towards the back of the pack and progressing and attacking through the field, what is like the challenge of the Australian GP?

我们看到在澳大利亚你在落后的情况下最后取得了比较靠前的名次，这次澳大利亚站的比赛是一次什么样的挑战？

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One afternoon last winter, two ships lined up side by side in a field of pack ice at the mouth of the Ross Sea, off the coast of Antarctica.

NEWYORKER: Neptune��s Navy

Young veteran quarterbacks Manning and Cutler are middle-of-the pack field leaders with top-of-the pack contracts.

FORBES

Around the field they have a pack that can deliver good ball and outside they have some dangerous runners.

BBC: Josh Lewsey's column