Hh beacon
[电] HH指标
🧩 词语组成解析
abbr. 倍硬（指铅笔心硬度 double- hard）；半硬的（Half Hard）；重氢, 氚（Heavy Hydrogen）；高功率不定向无线电归航信标（High-powered, non-directional radio homing beacon）；殿下（His Highness）；陛下（His Holiness）；阁下, 先生（His Honour）
beacon
['bikən]
n. 灯塔，信号浮标;烽火;指路明灯;警标，界标;
vt. 照亮，指引;为…设置信标;用灯指引;
vi. 像灯塔般照耀;
🗣️ 情景例句
I always neglect my health.
我老是忽视我的健康。
I can't tell you how happy this makes me.
我形容不出来我有多高兴。
It's about 400 yards from here.
离这儿大约有400码。