Spread-spectrum
扩展频谱
🧩 词语组成解析
spread
[sprɛd]
vt.& vi. 伸开;展开;（使）传播;（使）散布;
n. 范围;连续的一段时间;
vt. 涂;把…覆盖在…上(over);把…敲平;散发（气、烟等）;
vi. （景色、景致）展现;传开;（人群）散开;软化;
adj. 张开的;[语言学]双唇展开的;（宝石）扁薄发光的;（文章、照片等）跨两栏（或多栏）的;
🗣️ 情景例句
Loosen up! it's not worth getting upset about.
放松点儿！ 不值得为这件事苦恼。
Whatever.
无所谓。
The Swedes were the first to recognize that public official like civil servants, police officers, health inspectors or tax-collectors can make mistakes or act over-zealously in the belief that they are serving the public.
是瑞典人首先认识到政府工作人员如文职人员、警官、卫生稽查员、税务人员等等也会犯错误或者自以为在为公众服务而把事情做过了头。