Physical layer
[计] 物理层
🧩 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
Well, I don't think it's anything serious.
嗯，我想没有什么严重的。
Where were we?
我们刚才说到？
Then, send two cases please.
这样的话，就送两箱吧。