Call-sign
（电台的）[通信] 呼号；（船舶的）信号
🧩 词语组成解析
call
[kɔl]
v. 呼唤，喊叫;召唤，叫来，召集;下令，命令;打电话给;
n. 喊叫，大声喊;电话联络;必要，理由;要求;
🗣️ 情景例句
Maybe we can experiment with your patients
也许我们可以在你的病人中试试
Do as the Romans do.
入境要问俗。
We were developing too much waste.
生产出来的废品太多了。