The new varieties have very vivid designs and beautiful colors.

那新产品图案新颖，色泽鲜艳。

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Many grape varieties have been around for centuries - is it time for some new ones?

很多葡萄品种已经用了几百年了——是时候换换新的了！

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In the United States an estimated 90 percent of our historic fruit and vegetable varieties have vanished.

在美国，估计史上有的果蔬品种90%已经绝迹。

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The Royal Society says farmers will have to grow improved crop varieties to meet growing food demands.

VOA: standard.2009.10.21

Iser We may or may not have the lecture on Iser, but on Tuesday we'll be getting into the varieties of formalism and first we'll take up the American New Criticism.

我们将来可能有一讲会详细介绍，但下周二我们讲各种形式主义,首先是美国新批评。

耶鲁公开课 - 文学理论导论课程节选

Only a handful of wheat varieties have any resistance to Ug99, implying that harvests could fail even more completely than during earlier epidemics.

ECONOMIST: Wheat rust and world farming

And traditionally bred varieties have undergone a process more akin to natural selection than those which have merely had genes from other species inserted into them.

ECONOMIST: Genetically modified weaklings | The

It is believed that since the course was built, in 1932, that more than 80, 000 plants of over 350 varieties have been added to the Augusta National landscape.

BBC: US Masters: Did you know?