Semigroup property
[计] 半群性
🧩 词语组成解析
[计] 半群
🗣️ 情景例句
Pay more attention to the voice of youth.
多留意年轻人的意见。
A life without a purpose is a ship without a rudder.
人生无目的，犹如船失去了舵。
I had no sooner got back to the kitchen than the doorbell rang loud enough to wake the dead.
我刚回到厨房，门铃又响了起来，响声足以把死人唤醒。