So at this point, I'd read the question, I'd think, huh, okay, something about a dog heart preparation, and then, yeah, experiment one, increased preload, experiment two, there is, there should be something there.

所以在这一点上，我会读这个问题，我会想，嗯，好吧，关于准备狗的心脏的内容，然后，是的，实验一，增加预载，实验二，那里应该有什么内容的。