-
And the key word for covalent bonds is the idea of being shared.
而关于共价键最关键的一点就在于共用的概念。
应用推荐
$firstVoiceSent
- 来自原声例句
And the key word for covalent bonds is the idea of being shared.
而关于共价键最关键的一点就在于共用的概念。
应用推荐