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
The robber struck him on the head.
强盗打他的头。
We headed out to school.
我们出发去学校。
Then the woman simply took the parcel and walked out of the shop without paying.
然后，那妇女拿过包就走出了商场，根本没有付钱。