🧩 词语组成解析
n. (Alca)人名；(法)阿尔卡\\nabbr. 异常左冠状动脉（anomalous left coronary artery）
🗣️ 情景例句
How fast can my mail be received?
我的信件多快会被收到？
He likes playing the eletronic organ.
他喜欢弹电子琴。
The expensive shops in a famous near Piccadilly were just opening.
皮卡迪利大街附近的一条著名拱廊街道上，几家高档商店刚刚开始营业。