[00:01.427]literal
[00:03.286]The literal meaning of "ponder" is to "weight".
[00:08.875]luminous
[00:10.745]The hands on my alarm clock are luminous.
[00:14.983]malpractice
[00:17.198]Various malpractice by police officer are brought to light by the enquiry.
[00:24.067]mastery
[00:25.768]Her mastery of the piano was quite exceptional for a child of her age.
[00:32.545]Medicare
[00:34.625]The Medicare cost is estimated to be one billion dollars.
[00:40.326]merge
[00:41.940]The two marching column，s moved closer and finally merged together.