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
To advertise during prime time TV is very expensive.
在电视的黄金时段买广告是很贵的。
I will try, but no promises.
我会试试看，但是不敢保证。
while the rest are constantly woken or kept awake by their trumpeting partners.
而其余则经常被与她们同睡、像吹号似地打着呼噜的男人吵醒或弄得睡不着。