🧩 词语组成解析
n. 轻敲者, 电报键\\n[机] 攻螺丝机
🗣️ 情景例句
visiting places of revolutionary interest, outings, parties.
参观革命圣地，出去郊游，或者举办晚会。
We are even.
我们扯平了。
Once the oxygen content of the air had risen to 25% it was ready to burn.
一旦氧气在空气中的含量达到25%，它就要燃烧。