Single domain particle
[计] 单穿孔
🧩 词语组成解析
single
['sɪŋɡl]
adj. 单一的;（打斗、比赛等）一对一的;惟一的;适于一人的;
n. 单程票;（旅馆等的）单人房间;[复数]（高尔夫球一对一的）二人对抗赛;[常用复数][美国、加拿大英语]未婚（或单身）男子（或女子）;
vt. 挑选;
vi. 作一垒手;
🗣️ 情景例句
His studies advanced steadily.
他的学业不断进步。
I don't seem to have any luck today.
我今天运气不好。
We got stuck in a traffic jam on our way to the airport.
去机场途中塞车了。