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
Yes, indeed.
对 ，正需要。
Choose an author as you choose a friend.
选书如择友。
No, she isn't wearing a sweater. She's wearing a white blouse.
没穿。她穿了一件白色的衬衫？