Free semigroup
[计] 自由半群
🧩 词语组成解析
free
[fri]
adj. 自由的;免费的;免税的;空闲的;
adv. 免费地;自由地，无拘束地;一帆风顺地;
vt. 免除;释放;使自由;解救;
[计] 半群
🗣️ 情景例句
She feels bad, too, Grandpa.
她也很沮丧， 爷爷。
But it's supposed to get cloudy and windy again this afternoon.
但是，据说今天下午又要转阴刮风了。
To make matters worse, the room is rather small, so I have temporarily put my books on the floor.
更糟糕的是房间还非常小，所以我暂时把书放在了地板上。