Specilization
n. 特別化,專門化
??? 情景例句
and lay them face down.
將牌蓋住。
He must have been an outstanding student.
他一定是個優秀學生。
Small boats loaded with wares sped to the great liner as she was entering the harbour.
當一艘大型班船進港的時候，許多小船載著各種雜貨快速向客輪駛來。