n.(Tufa)人名；(埃塞)图法
n.[地质]石灰华；凝灰岩；泉华
tuba───n.大号，低音兼次中音大号；（管风琴的）簧管音栓；n.(Tuba)人名；(塞、匈)图芭(女名)，图巴
tuff───n.凝灰岩；n.(Tuff)（美）塔夫（人名）
tuft───n.一簇；丛生植物；一丛；vt.用丛毛装饰；vi.丛生；n.(Tuft)人名；(英)塔夫特
tuna───n.金枪鱼，鲔鱼；n.(Tuna)人名；(葡、匈、捷、土、塞)图纳
buffa───n.唱谐角的女歌剧演唱家；n.(Buffa)人名；(意)布法
chufa───n.荸荠；油莎果
luffa───n.丝瓜（等于loofa）；丝瓜属
sulfa───adj.磺胺的；磺胺药剂的；n.磺胺药物
trefa───adj.不干净的，不可食用的
Sunset casts a warm glow over the tufa formations as seagulls forage for dinner.───海鸥在寻找晚餐时，夕阳在凝灰岩地层投射了温暖的光辉。
The odd shapes that tufa take can sometimes resemble coral.───灰岩有时可以具有像珊瑚那样的奇怪形状。
The tufa towers rise like giant sand castles, peeking above Mono Lake's surface.───钙华塔升高得像巨型的沙堡，它正在窥视着莫诺湖的表面。
The more recent calcareous, or calcium carbonate, deposits that make up the tufa formations are closer to the bottom and lighter in color.───钙质或碳酸钙越近现代，所构成凝灰岩地层的沉积物越靠近底部，颜色也比较浅。
Mono Lake's tall grasses and shrubbery are shown growing along the bottom of this tufa formation.───莫诺湖的高茎草和灌木林沿着凝灰岩地层的底部生长起来。
Made of limestone, tufa forms as a byproduct of the precipitation of carbonate minerals from surrounding water.───凝灰岩是由石灰岩所组成，它是在其周围湖水里的碳酸盐矿物沉淀的副产品。
The delicate white tufa towers formed where freshwater springs percolate up from the bottom of the lake.───柔和、白色的钙华塔形成于淡水泉从湖底渗透出来的地方。
Before this alkaline lake went dry, tufa formed when a freshwater spring percolated from below and formed calcium carbonate deposits.───在此之前碱性的湖变干的，石灰华形成一个淡水泉水从下面渗出形成碳酸钙沉淀。
Another strangely beautiful early morning shot of the tufa formations, with the Sierra Nevada Mountains in the background.───这是另一张在清晨所拍摄形态奇怪而又美丽的凝灰岩照片，背景是内华达山脉。
Spires of limestone tufa rise from the shores of California's Mono Lake.
These pale gray and ivory "tufa towers," located in California's Mono Lake, may look like eerie art instillations, but they occur naturally and are made of limestone.
They were carved from locally quarried tufa—a soft volcanic stone—between 800 and 1722, when a Dutch explorer discovered the island.
I chose Tufa which is cheap and easily obtainable and quite a good substitute for real coral rock.
The rock mixture is 80% tufa rock and 20 percent living rock. Undergravel filtration is powered by two Aquaclear 402 powerheads.
Mono Lake's tufa are particularly dramatic because water diversions have significantly lowered the lake's level, exposing more of the columns.
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The uncanny tufa formations take on a golden appearance at sunset.
Made of limestone, tufa forms as a byproduct of the precipitation of carbonate minerals from surrounding water.