Reciprocal sale
[经] 互卖
🧩 词语组成解析
reciprocal
[rɪ'sɪprəkl]
adj. 相互的;互惠的;倒数的;
n. 倒数;互相关联的事物;
re 再、重复 + cip 拿，抓，握住 + roc + al 表示属于...的、具有...性质的、如...的 → a. 相互的,互惠的
sale
[seil]
n. 卖，出卖;销售额，销售;销路;拍卖;
🗣️ 情景例句
You work hard on all your committees,
而你总是在各种委员会里忙，
New lords,new laws.
新君立新法。
it was not long before its use as the uniquely recognizable broadcasting frequency for interstellar communication was suggested.
提出把它作为星际间唯一可辨认的广播频率就为期不远了。