Unidirectional microphone
[电] 单向微音器
🧩 词语组成解析
unidirectional
[,ju:nidi'rekʃənəl]
adj. 单向的，单向性的;
🗣️ 情景例句
What time does he punch out?
他几点打卡下班？
Excuse me. Can you tell me where Main Street is?
劳驾，你能告诉我正街在哪里吗？
After chipping through a wall which was eighteen inches thick, they found that a man had been trapped in the chimney.
他们凿透了18英寸厚的墙壁，发现有个人卡在烟囱里。