cull造句

It is usually good practice to cull the poorest prior to field planting.
通常在實踐上的好方法是在出圃栽植前挑出最弱的苗木.

To save remaining herds and habitat, the national parks department is planning to cull 2000 elephants.
為挽救現(xiàn)存獸群和它們的棲息地，國家公園部計劃選擇性捕殺2,000頭大象。

Said Dr. Cull to the high school students touring the laboratory.
卡爾博士對前來參觀實驗室的高中生們說.

the annual seal cull
每年對海豹的選擇性宰殺

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