topcross

英式音标：['tɒpkrɒs]

美式音标：['tɒpkrɒs]

词义：

n.

顶交，公的良种与差的母畜的交配；

用法：

权威例句

topcross:

TopCross High-Oil Corn Production

TopCross High-Oil Corn Production: Agronomic Performance

Topcross Versus S1 Line Performance in Corn(Zea mays L.)1

Pollinators for topcross® grain production

TopCross high oil corn production: Select grain quality attributes

Evaluation of landrace topcross hybrids of pearl millet for arid zone environments

Heterosis in landrace-based topcross hybrids of pearl millet across arid environments.

Mapping resistance to Southern rust in a tropical by temperate maize recombinant inbred topcross population

Genetic Variation and Predicted Gain from Selection for Winterhardiness and Turf Quality in a Perenial Ryegrass Topcross Population

造句：

1. We try to preclude any possibility of misunderstanding.

我们努力排除任何误解的可能性.

来自《简明英汉词典》

2. He would rebuff enquiries in such a way as to preclude any further discussion.

他会断然拒绝询问，使得无法进行进一步的讨论。

来自柯林斯例句

3. My present finances preclude the possibility of buying a car.

按我目前的财务状况我是不可能买车的.

来自辞典例句

4. Such a procedure does not preclude fracture.

这个方法不能消除断裂的发生.

来自辞典例句

5. Their move does not preclude others from investing.

他们这一行动并不影响其他人进行投资.

来自辞典例句

[ preclude 造句 ]