Choledochoscope
胆道镜; 胆管镜
🗣️ 情景例句
Hello. Mr. Carlson, please.
哈喽 ，请找一下Carlson先生。
Little pitchers have great (or large) ears.
小孩子耳朵长。
In some moods, Nature shares it.
在某种状态下，大自然也有这种魅力。