Graptoloidea
正筆石目
??? 情景例句
I've got a terrible headache and I feel really sick today.
我頭疼得厲害，今天覺得很惡心。
Every medal has its reverse.
事物都有它的反面。
A young English writer made the pertinent observation a year or two back
一兩年前，一位年輕的英國作家發表了中肯的看法。