Call option
[经] 购买选择权
🧩 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
My account number is ...
我户头号码是…
Don't forget to write your return address on the letter.
不要忘记在信封上写你的回邮地址。
Yes, thank you. I've had a wonderful time.
是的，谢谢你。我过得愉快极了。