Colvadur
[德]科尔瓦杜尔（高强力粘胶短纤维）
🗣️ 情景例句
The longer the words the better.
单词越长越好。
A middle course is the safest.
中庸之道最保险。
As a matter of fact, he was pretending to be ill.
实际上，他是在装病。