Germ layer
[医] 胚层
🧩 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
What is your responsibility there?
你在那主管什么？
He that hath a full purse never wanted a friend.
金钱满袋，朋友盈门；钱袋装得饱，朋友不会少。
suggested an idea on which he had been working for many years to the British Government and industrial circles.
他向英国政府和工业界提出了他研究多年的一项计划。