D layer
[电] D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
Are you carrying any items that need to be declared?
你没有携带需要申报的东西吗？
Speed is the soldier's asset.
兵贵神速。
Later, an operation helped her to get back part of her sight, but she remained at the institution for six years more.
后来，一次手术帮助她恢复了部分视力。但是，她在这所学校又呆了6年。