Alca
n. (Alca)人名；(法)阿尔卡\\nabbr. 异常左冠状动脉（anomalous left coronary artery）
🗣️ 情景例句
Smoking will kill you.
吸烟会害了你。
We would be glad to start business with you.
我们很高兴能与贵公司建立贸易往来。
I can't promise anything.
我还不能作出任何承诺。