Ectomesenchyme
外胚层间(充)质
🗣️ 情景例句
I want an expensive luxury car.
我想买一辆昂贵的豪华汽车。
A good heart cant's lie.
有仁心者不说谎话。
Now that a tunnel ahs been built through the mountains, the Pass is less dangerous,
如今由于山里开挖了隧道，翻越山口已不那么危险了。