我们需要弄清楚动物研究与祖母的髋关节置换手术、父亲的搭桥手术、婴儿的疫苗接种、甚至宠物的疫苗接种之间的联系。

We need to make clear the connection between animal research and a grandmother's hip replacement, a father's bypass operation, a baby's vaccinations, and even a pet's shots.

youdao

亲吻是爱的象征，我们把吻献给亲朋好友甚至宠物。

A kiss is a sign of affection. We give kisses to family, friends and even pets.

youdao

我们爱自己的父母、兄弟、姐妹、朋友甚至宠物，也得到了他们的爱。

We've loved (and been loved by) parents, brothers, sisters, friends, even pets.

youdao