Germ-layer
[医] 胚层, 生殖层
🧩 词语组成解析
layer
['leiə]
n. 层，层次;膜;[植]压条;放置者，计划者;
vt. 把…分层堆放;借助压条法;生根繁殖;将（头发）剪成不同层次;
vi. 形成或分成层次;[植]通过压条法而生根;
🗣️ 情景例句
Something wrong?
有什么不对劲吗？
She was so happy that she shed tears of delight.
她因为太幸福了，所以喜极而泣。
No, the factory is very near my house.
不。我的单位离家很近。