difficult ground

基本解釋

For public health specialists this can be difficult ground.
對公共衛(wèi)生專業(yè)人員而言，這可能是一個(gè)困難的方面。
But on the verge of exhaustion of the reserve the working reached other side of the property, where it experienced difficult ground movement.
但在準(zhǔn)備金的枯竭的邊緣工作達(dá)成的財(cái)產(chǎn)，對方在那里經(jīng)歷困難的地面運(yùn)動(dòng)。
He is also experienced in soft ground tunnelling using Tunnel Boring Machine and NATM methods carried out in difficult ground conditions and at close proximity to important structures.
經(jīng)歷過使用盾構(gòu)機(jī)進(jìn)行軟土掘進(jìn)和在困難地層及靠近重要構(gòu)筑物條件下使用新奧法。

This makes it more difficult for the body to effectively use the same amount of oxygen as it would on the ground.
We slept on the hard ground, ate canned beans from cold metal plates and spent our days in the difficult search for gold.
"There is a difficult situation on the ground in Pakistan.

Given their inherent differences, in terms of both format and ideology, both plans are difficult to compare on level ground.
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