Mesomere
[医] 中[分]裂球, 中段(中胚层)
🗣️ 情景例句
Hello. This is a representative of Zhongyou Department Store.
喂，您好。我是中友百货的。
She is singing in practice.
她在练习唱歌。
There was only one problem: the man upstairs.
住在楼上的人。