By ten o'clock the streets were deserted. The oil lamps that had burned, a sickly yellow, at random corners, had been extinguished by some economical civic agent. Coralio lay sleeping calmly between toppling mountains and encroaching sea like a stolen babe in the arms of its abductors. Somewhere over in that tropical darkness--perhaps already threading the profundities of the alluvial lowlands--the high adventurer and his mate were moving toward land's end. The game of Fox-in-the-Morning should be coming soon to its close.英文原著 · 《Cabbages and Kings》
The Rio Ruiz is a small river, emptying into the sea ten miles below Coralio. That portion of the coast is wild and solitary. Through a gorge in the Cordilleras rushes the Rio Ruiz, cold and bubbling, to glide at last, with breadth and leisure, through an alluvial morass into the sea.英文原著 · 《Cabbages and Kings》
Senor Espirition opened negotiations by announcing that the government contemplated the building of a railroad to skirt the alluvial coast lands. After touching upon the benefits such a road would confer upon the interests of the Vesuvius, he reached the definite suggestion that a contribution to the road's expenses of, say, fifty thousand ~pesos~ would not be more than an equivalent to benefits received.英文原著 · 《Cabbages and Kings》
"On the morning of the 14th we began our march toward the sea- following range of mountains, over the sixty-mile trail to the capital. Our small arms and provisions were laden on pack mules. Twenty men harnessed to each Gatling gun rolled them smoothly along the flat, alluvial lowlands. Our troops, well-shod and well-fed, moved with alacrity and heartiness. I and my three lieutenants were mounted on the tough mountain ponies of the country.英文原著 · 《Roads of Destiny》
They slipped down the bank to the creek bed. The stream, frozen solidly to bottom, was from twenty to thirty feet wide and ran between six- and eight-foot earth banks of alluvial wash. No recent feet had disturbed the snow that lay upon its ice, and they knew they were above the Discovery claim and the last stakes of the Sea Lion stampeders.英文原著 · 《Smoke Bellew》
Flowers - Yellow, about 3/4 in. broad, numerous, in short axillary clusters on the upper part of plant. Calyx of 5 oblong lobes; 5 petals, 3 forming an upper lip, 2 a lower one; 10 stamens of 3 different kinds; 1 pistil. Stem: 3 to 8 ft. high, little branched. Leaves: Alternate, pinnately compounded of 6 to 10 pairs of oblong leaflets. Fruit: A narrow, flat curving pod, 3 to 4 in. Preferred Habitat - Alluvial or moist, rich soil, swamps, roadsides.英文原著 · 《WILD FLOWERS》
AI 补充例句（附中文翻译）
The river valley is known for its fertile alluvial soil and abundant crops.
Gold miners often search for precious metals within the deep alluvial deposits nearby.
Many ancient civilizations first flourished along the banks of rich alluvial plains.许多古代文明最初都是在肥沃的冲积平原沿岸繁荣起来的。