Firmest
firm（堅固的, 堅牢的）的最高級形式
??? 情景例句
The topic of sex if somewhat taboo in Chinese daily conversation.
性在中國的日常談話當(dāng)中是禁忌話題。
How can it be so small and heavy?
這樣小何以這么重呀？
Here were not carvings in the rock but paintings.
這里巖石上不是石刻而是繪畫。