F layer
[电] F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
We can write letters. It's cheaper than calling.
我们可以写信就好，那比打电话便宜。
It was well-received in all markets, so a gain of three market share points can be expected.
这在所有市场销售良好，所以获得三成的市场占有率是指日可待的。
the young man has a glorious future before him and the old one has a splendid future behind him:
青年人有光辉灿烂的前景，而老年人的辉煌已成为过去。