Single bond
[化] 单键
🧩 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
Does this come with a certificate of authenticity?
这有鉴定证明吗？
It is right to put everything in its proper use.
凡事都应该用得其所。
The one near the school. It sells books and things like that.
就是学校附近的那个。卖书之类的东西。