Cardiovasology
心血管学
🗣️ 情景例句
OK. Let's talk.
好， 我们谈谈吧。
Can I go now?
可以走了吗？
There was less food for birds and also for the prairie dog, a kind of animal which lives in holes in the ground.
供鸟类吃的食物少了，供草原犬鼠（一种生活在地洞里的动物）吃的食物也少了。