Beat receiver
[电] 差频接收机
🧩 词语组成解析
beat
[bit]
vi. （心脏等）跳动;搜索;（风、雨等）吹打;（鼓）咚咚地响;
vt.& vi. 接连地击打;
vt. 打败;敲打;控制;避免;
n. 节拍;（鼓的）一击;管区;
adj. [美国口语]大吃一惊的;[常作 B-]“反传统一代”成员的;摇滚音乐的;[口语]（体力或情绪上）疲劳不堪的;
🗣️ 情景例句
but this is an important opportunity.
但这是一次很重要的机会。
Besides the required courses, I'm taking an elective in the Lab Science.
除必修科目外，选修科目我选了实验科学。
When it was eventually brought to shore, it was found to be over thirteen feet long.
当终于把它弄上岸后，人们发现它身长超过了13英尺。