Endoprosthesis
内镜置管[术]
🗣️ 情景例句
And, Carl, you join in at any time.
还有Carl， 你随时都可以加入。
You're welcome.
不客气。
Tricycles are lined up on the floor of the pool seven feet under water.
三轮车并排放在7英尺深的游泳池底上。