Keyless ringing
[电] 无键振铃
🧩 词语组成解析
a. 无键的, 不用钥匙上发条的
a. 响亮的, 明白的, 清脆的, 干脆的\\n[电] 振铃
🗣️ 情景例句
I think it's about time we got going.
我想差不多是告辞的时候了。
In an enemy spots are soon seen.
敌人的缺点容易找。
What is more, they will not have to rely solely on the written word.
而且，也不必完全依赖文字材料。