R-f indicator
[电] 射频指示器
🧩 词语组成解析
indicator
['ɪndɪketɚ]
n. 指示器;[化]指示剂;指示者;
🗣️ 情景例句
But Dad was so exhausted when he came home from work.
但爸爸工作回来时已经累得不得了了。
Think with the wise, but talk with the vulgar.
同智者一起考虑，与俗人一起交谈。
The prisoner felt sorry for him, but there was nothing else he could do.
战俘为他感到惋惜，但却没有别的选择。