Mesoectoblast
[医] 中外胚层
🗣️ 情景例句
Cheep up! things will work out for the best.
高兴点儿。事情会有好结果的。
Goodness, I do hope this isn't a loud gun. I hate noise.
但愿这不是一把会发出巨响的手枪。俺不喜欢噪音。
German is a more difficult language than English is.
德语比英语难学。