Teratron
亞毫米波振蕩器
??? 情景例句
She has now held the post of Prime Minister longer than anyone else this century.
她現在擔任首相任期之長在本世紀是前所未有的。
I don't feel up to that.
我覺得不能勝任那工作。
This head must have been found in Classical times and carefully preserved.
她的腦袋一定是在古希臘羅馬時代就為人所發現，并受到精心的保護。