A classic piece of forestry, then. Boots on the ground.

然而一片典型的林业测量，需要很多人在地面上来测量。

youdao

Wads of cash and boots on the ground are keeping a critical district safe.

地上大量的现金和士兵正保得关键地区平安。 但又能维持多久呢？

youdao

Such "rumour registries" are useful, but any leads must be validated by boots on the ground.

这样的“谣言登记”是很有用，但要派上实际的用场，还是必须要有脚踏实地的配套措施。

youdao

"Despite more than two million troops in uniform - not counting the US military - NATO has struggled,at times desperately, to sustain a deployment of twenty-five thousand to forty-five thousand troops, not just in boots on the ground, but in crucial support assets."

VOA: special.2011.06.11

This is not just about getting boots on the ground. This is part of NATO's strategy for getting Afghanistan back on its feet.

VOA: standard.2010.07.06

They also suggest actions like providing protective boots to wear while working in fields, and not sleeping on the ground.

VOA: special.2010.01.25

That option would avoid the risk of having American boots on the ground in Pakistan.

NEWYORKER: Getting Bin Laden

"The worst thing we could do is put boots on the ground, " McCain said.

NPR: Lawmakers: Syria Chemical Weapons Could Menace US

Is the lack of boots on the ground, if you will, leaving an opening for them?

WHITEHOUSE: Press Briefing