It was heavy going, for at every step our feet sank deep in the leaves.
It was heavy going in that thin air; but she held to it determinedly.
The snow was deep and the sledge teams had heavy going at first.
Exhausted by the heavy going of the marsh, he had dropped for cover and rest.
No craft, even a sixty-footer built for speed, finds her speed lines a thing of comfort in heavy going.
Allowance of course had to be made for the weariness of the men and the heavy going.
The water was pouring down the hill sides, every deep deer track was a torrent, and it was heavy going through the marshes.
Underfoot, the sand made a treacherous pathway; carriers and men alike found it heavy going.
Wiek after all turned out to be hardly more than five miles from Arkona, but it was heavy going.
The walk to Pontresina is the coldest and darkest of winter walks, and the snow made it heavy going.