Conchoscope
[医] 鼻(腔)镜
🗣️ 情景例句
remember?
记得吗
Do not swap horses when crossing a stream.
处在危难中，不宜大更动。
but custom, we have a way of thinking, is behaviour at its most commonplace.
至于风俗呢，只是些司空见惯的行为而已。