Ectoblast
n. 外胚层\\n[医] 外胚层, 外膜
🗣️ 情景例句
Terrific!
太好了！
Reason is the guide and light of life.
理智是人生的响导和光辉。
The most economical age to capture an elephant for training is between fifteen and twenty years,
捕捉15至20岁之间年龄的大象进行驯练最为经济。