Phisical 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
It's an excellent title.
这是个绝妙的书名。
Eat to please thyself, but dress to please others.
吃是使自己受用，穿是使别人受用。
No, he didn't want to leave.but his wife did!
是啊，他是不想离开，可是他妻子要离开。