Blastoderm
n. 胚盘\\n[医] 胚盘, 胚层
🗣️ 情景例句
You lost by a very small number of votes.
输的票数非常少。
To cast off the shell
蜕皮
for even though it was still summer, it rained continually and it was often bitterly cold.
因为即使那时仍为夏季，但雨总是下个不停，而且常常冷得厉害。