Berzelius theory of valency
[机] 伯杰利斯价键理论
🧩 词语组成解析
伯齐利厄斯(Baron JГns Jakob, 1779-1848, 瑞典化学家, 化学符号创制人)
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
[化] 化合价\\n[医] 效价; 价(化合价,原子价)
🗣️ 情景例句
Are you sending it by regular or by speed?
你要寄平信还是快递？
It's a shame I haven't seen more of you these recent years.
真遗憾，最近几年我未能见到你。
Hans returned to his family home, but the house had been bombed and no one in the neighbourhood knew what had become of the inhabitants.
汉斯重返故里，但他的家已被炸毁，左邻右舍谁也不知原住户的下落，