农场主给那头小公牛戴上了新项圈。

The farmer put a new collar on the ___bull calf.

那个又高又壮的男孩笨拙地穿过人群，大家都亲切地叫他小牛犊。

The tall, sturdy boy clumsily made his way through the crowd, and everyone affectionately called him ___bullcalf.