Semigroup property
[计] 半群性
🧩 词语组成解析
[计] 半群
🗣️ 情景例句
You haven't changed much in fifty years.
你五十年来没有什么变。
All things are difficult before they are easy.
凡事都是先难后易。
No, there isn't. The nearest is about 4 kilometres away. You'd better catch a bus.
不，附近没有。最近的离这大约4公里。你最好乘公共汽车去。