Static ringer
[电] 静止信号器
🧩 词语组成解析
ringer
['riŋə]
n. 套环，投环;
🗣️ 情景例句
He's living on easy street.
他过得很富裕。
Competition between bidders for this valuable painting has been keen.
拍卖时各出价对这幅名画竞争很激烈。
What are their jobs?
他们是做什么工作的？