Shab
abbr. soft and hard acids and bases 軟硬酸基
??? 情景例句
What kinds of articles have you written?
你寫(xiě)過(guò)一些什么樣的文章？
How long will you remain here?
你將會(huì)在這里逗留多久？
A skeleton was dangling before my eyes.
一具骷髏懸掛在眼前，