Call sign
[计] 调用符号, 呼号
🧩 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
You may be offered coffee, and then you should immediately announce the reason for your visit.
他们会给你冲咖啡，然后你应该尽快说明来意。
Idle young, needy old.
少壮不努力，老大徒伤悲。
What's that, Jim? Is it a picture?
吉姆，那是什么？一张照片？