Rauber's layer
[医] 劳贝尔氏层(原始外胚层)
🧩 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
I just received your letter and I want to let you know my opinion on your plans for the future.
来信已收到，我想告诉你我对你将来打算的看法。
No, I can't go to bed till she says Good night to me.
不，除非她向我道晚安，不然我睡不着。
I'm twelve.
我是12岁了。