Retroperistalsis
[医] 逆蠕动
🗣️ 情景例句
Where do you like to live, in the city or in the country?
你喜欢住在城市还是乡村？
Bind the sack before it be full.
做事应适可而止。
Dressed in dark glasses and old clothes, they had taken special precautions so that no one should recognize them.
他们戴着墨镜，穿着旧衣裳，特别小心以防别人认出他们。