Fibergastroscope
纤维胃镜
🏥 医学释义
胃纤维内窥镜
🗣️ 情景例句
My wife and I are celebrating our fifth anniversary.
我太太和我要庆祝一下我们的结婚五周年。
He has a telephone set.
他有一部电话。
and a period (which is the time it takes a wave crest to travel one wave length).
和周期（浪峰走过一个波长所需的时间）。