Heaviside layer
[电] Heaviside层
📖 牛津释义
Heaviside layer
(physics 物) part of the earth's atmosphere that reflects medium-frequency waves 亥维赛层, 海氏层, E电离层（地球大气中反射中频电波的大气层）. Cf 参看 ionosphere (ion).
🧩 词语组成解析
海维赛德(①姓氏 ②Oliver, 1850-1925, 英国物理学家、电气工程学家)
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
Any friend of Miss Stewart's is welcome at Somsak's.
Stewart小姐的任何朋友在Somsak餐厅都是受欢迎的。
He has been working in advertising for ten years, but now he is teaching.
他曾经在广告公司服务十年，但现在在当老师。
Professors from the university in Paris would be coming down by train.
巴黎那些大学的教授们将会坐火车来这里。