Shab
abbr. soft and hard acids and bases 软硬酸基
🗣️ 情景例句
There was no way he could solve the problem.
他根本解决不了这个问题。
Will it be convenient for you to explain your plans to him?
你向他解释计划将是方便的吗？
'Did you have a good meal? he asked.
“您吃得好吗？”他问。