Half-wavelength
半波长
🧩 词语组成解析
half
[hæf]
adj. 一半的，半个的;
n. 半;一半;（啤酒等饮料的）半品脱;（比赛、音乐会等的）半场;
adv. 一半;部份地;
🗣️ 情景例句
You should use 'officer' to address a policeman.
你应该用 'officer' 来称呼警察。
Think much, speak little, and write less.
勤思考，寡发言，少落笔。
Are you going to make another?
您准备再拍一部吗？