你有两头母牛。
So far, he and his team have not succeeded, though they have cloned two cows and expect to clone a cat soon.
到目前为止,他和他的团队还没有成功,尽管他们已经克隆了两头牛,而且预计很快就会克隆一只猫。
Two cows dozed at his feet; bleats of goats floated through the still late-afternoon air.
树荫遮蔽下,一只珍珠鸟被圈了起来,两头母牛在Sawadogo的脚边打瞌睡。 在这个寂静的傍晚,我们只能听到几只山羊咩咩的叫声。
Cows need about two to four weeks to learn to use the robotic milking systems.
VOA: special.2009.05.12
So, he intentionally inoculated his wife and two children with fluid that he got from one of his sick cows.
所以他给自己的妻子和两个孩子接种了,取自病牛的体液
The researcher has already calculated that the cows from just two large dairies could fuel all the public buses in a medium-sized American city.
VOA: standard.2010.02.23
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