Card system
[经] 卡片系统, 卡片式帐簿
🧩 词语组成解析
card
[kɑrd]
n. 卡片;纸牌;明信片;信用卡;
vt. 记于卡片上;
🗣️ 情景例句
Yes, my husband did call.
是的， 我丈夫打过电话。
A squirrel cracks the nuts.
松鼠在啃坚果.
The explanation was simple but very unusual.
解释很简单，却异乎寻常。