Just enjoying it, here this is called McPherson speculum and it makes him hold his mouth open like " ah" .

克弗森窥镜，帮助让他张开嘴。

But when I saw the ant traps on his speculum tray, I thought that you and I should have a talk.

但当他窥镜盘上的蚂蚁时，觉得们该谈谈了。