Germ-disc
[医] 胚盘, 胚层
🧩 词语组成解析
disc
[disk]
n. 圆盘;唱片;磁盘;
🗣️ 情景例句
They are constantly quarreling.
他们时常吵架。
That's the point.
这正是问题的关键。
or of the habits of the social insects, let us say.
和昆虫群居的习性